Instrumentation

1. Completely Self-contained Stand-alone Unit:

   • The system is designed as a ready-to-use, self-contained unit, meaning no additional components or equipment are required to operate it. This makes it convenient for immediate use, especially in classroom or laboratory settings.

2. Demonstrates Phase Control Using DIAC & TRIAC:

   • The unit offers a practical demonstration of how phase control is achieved using a DIAC and TRIAC. This involves varying the phase of the AC waveform to control the power delivered to a load. It provides a clear visual understanding of how phase control works in real-world applications.

3. Supply Requirement – 230V, 50Hz AC:

   • The unit operates on a standard 230V, 50Hz AC supply, commonly available in regions worldwide. This ensures the device is compatible with most electrical systems, making it versatile for global use.

4. Intensity Adjustment Potentiometer:

   • The panel features a potentiometer that allows the user to adjust the intensity (or brightness) of the connected lamp. This adjustment shows the effects of phase control on the load, providing insight into how changing the phase of the AC voltage impacts power delivery.

5. Lamp as Load:

   • The system uses a lamp as the resistive load, which visibly demonstrates how the phase control circuit operates. As the user adjusts the phase trigger, the brightness of the lamp changes, visually indicating the effect of phase control.

6. DIAC as Pulse Generator for TRIAC Gate Trigger:

   • The DIAC serves as the pulse generator that triggers the gate of the TRIAC. This is the critical mechanism in phase control, as it determines the point during each AC half-cycle when the TRIAC is turned on, thereby controlling the power delivered to the load.

7. Observing Effects of Phase Control on Load:

   • The impact of phase control can be directly observed on the connected lamp. As the user adjusts the triggering point using the DIAC, the lamp’s brightness will change, providing a clear, visual representation of how phase control works in practice.

8. Test Points for Voltage and Waveforms:

   • Test points are provided at various stages in the circuit, allowing users to measure voltages and observe waveforms. This feature is valuable for users wanting to delve deeper into the working of the circuit and for educational purposes, where understanding voltages at different stages is key to grasping the concept of phase control.

9. Elegant Cabinet and Well-Designed Circuit Layout:

   • The unit is housed in a sleek, well-designed cabinet, which not only enhances its aesthetic appeal but also provides durability. The front panel features an engraved circuit layout, which makes it easy for users to understand the arrangement of the components and their function in the circuit.

10. Comprehensive Instruction Manual:

    • The unit is backed by a comprehensive instruction manual that offers in-depth theory, detailed operating instructions, and practical insights on how to use the unit. This helps users fully understand the operation of the system and the underlying principles of phase control.

* Completely self – contained stand – alone unit.

* Demonstrates the principle and various methods of Forced Commutation of SCR.

1. Self Commutation by resonating load ( Class “A” Method ).

2. Self Commutation by an L C Circuit ( Class “B” Method ).

3. Complimentary Commutation ( Class “C” Method ).

4. Auxiliary Commutation ( Class “D” Method ).

5. External Pulse Commutation ( Class “E” Method ).

* Supply required 230V, 50Hz AC.

* Built-in IC based DC Regulated Supply and LED indication for supply “ON”.

* Built-in load facility in the form of LED’s.

* Connecting each circuit separately and verifying its principle.

* Multicoloured test points are provided to observe the waveform and voltages.

* Set of required number of patch cords.

* Housed in an elegant cabinet with a well spread intelligently designed circuit layout engraved on the front panel.

* Strongly supported by a comprehensive instruction manual complete with theory and operating details.

The MOSFET as a Switch Trainer is an educational and practical tool designed to help students and electronics enthusiasts learn about MOSFET (Metal Oxide Semiconductor Field Effect Transistor) operation in switching applications. This trainer offers a hands-on learning experience with clear demonstrations of how MOSFETs function as electronic switches in various circuits, making it ideal for students in electronics, electrical engineering, and hobbyists.

• High-Quality Components: Includes N-channel and P-channel MOSFETs with clear labeling, allowing users to experiment with different configurations and understand their unique characteristics.
• Visual Indicators: Equipped with LED indicators to show the on/off state of the MOSFETs, providing instant feedback on switching action and helping visualize current flow.
• Modular Design: Easy to set up and reconfigure, with detachable components and clear circuit layouts to help learners grasp the switching concepts.
• Safe & Durable: Built with safety features such as over-current protection, ensuring the trainer is safe for both beginners and advanced users.
• Power Supply Compatibility: Operates with common low-voltage DC power supplies, making it versatile and convenient to use in classroom or lab settings.

1. Understand the role of MOSFETs as switches in digital and analog circuits.
2. Learn about the difference between enhancement-mode and depletion-mode MOSFETs.
3. Practice building circuits that utilize MOSFETs in on/off states for controlling loads.
4. Gain hands-on experience with real-world applications of MOSFETs in power electronics.

• MOSFET Switch Trainer Board
• Instruction Manual with Experiment Guide
• Jumper Wires and Test Components (LEDs, Resistors)
• Power Supply Adapter (if applicable)

The Theorems & Laws Trainer Kit is an advanced educational tool designed to provide a hands-on learning experience in understanding various electronic theorems and laws. Built with the latest machinery and a highly skilled workforce, this trainer kit ensures exceptional quality, durability, and ease of use. Suitable for engineering students, educators, and electronics enthusiasts, it offers a comprehensive setup for exploring fundamental electronic principles.

• User-Friendly Design: The kit is designed for easy operation, making it accessible to both beginners and advanced users.
• Long-lasting Durability: Constructed with robust components, the trainer kit ensures reliable performance over time.
• Industry-Standard Construction: Manufactured to meet industry norms, providing both accuracy and safety during experiments.

• LED Power Indicator: Includes an LED to indicate power input status, allowing easy monitoring of the kit’s operational state.
• On-Board Semiconductor Devices:
  • Silicon Diode
  • Germanium Diode
  • Zener Diode
  • Light Emitting Diode (LED)
  • DIAC
• Variable DC Power Supplies:
  • 0 to ±15V / 150mA DC for small-scale applications
  • 0 to ±30V / 150mA DC for extended applications
• High-Quality Connections: All interconnections use 2 mm banana patch cords for secure and easy setup.
• PCB Quality: Built with bare-board tested glass epoxy PCB for optimal durability and stability.
• Complete Accessories: Includes a full set of 2 mm patch cords for seamless interconnections between components.

• High Performance & Low Maintenance: Designed for reliable performance with minimal upkeep, making it ideal for frequent use in labs and classrooms.
• Enhanced Learning: This kit enables users to understand, test, and apply key electronic theorems and laws in a controlled, hands-on environment.

The Digital pH Meter is a state-of-the-art instrument designed for precise pH, mV (millivolt), and temperature (°C) measurements in various solutions. Perfect for laboratory, industrial, and environmental applications, this meter guarantees accurate and reliable performance with advanced features.

• Calibration Options: Choose between Auto calibration and Manual calibration for optimal flexibility and accuracy in diverse conditions.
• High Resolution: Offers 0.01 pH, 0.1 mV, and 0.1°C resolution, ensuring precise measurements in all scenarios.
• Excellent Accuracy: Features an accuracy of 0.01 pH, 1 digit mV, and ±0.10°C temperature for highly reliable results.
• Wide Measurement Range: Capable of measuring 0 to 14 pH, 0 to 1999.9 mV, and 0 to 100°C temperature, suitable for a wide range of testing environments.
• Clear Display: The 16 x 2 alpha-numeric LCD display provides easy-to-read results, even in low-light conditions.
• Power Supply: Operates on 230V, 50Hz power supply, ensuring compatibility in most regions.
• High Sample Capacity: Efficiently processes up to 100 samples, making it ideal for batch testing.

Polariscope is used to view the strain/defects like molecular birefringent flow lines, black isoclinic lines.

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Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

 The Stereotaxic Apparatus is a precision device designed for conducting controlled and accurate procedures in the fields of neuroscience, neurobiology, and neurosurgery. It is primarily used for performing targeted brain surgeries, electrode implantations, drug injections, and lesions in small animals such as rodents, using a system of precise three-dimensional coordinates. This tool is essential for researchers and clinicians working in fields that require highly controlled manipulation of the brain or nervous system.

Key Features:

• Highly Accurate Positioning: The apparatus features adjustable arms and a fine-tuning mechanism that ensures precise targeting with micron-level accuracy.
• Sturdy Construction: Built with high-quality materials like stainless steel, the device offers robust stability and durability, ensuring reliable use in both experimental and clinical settings.
• Versatile and Adjustable: Compatible with a variety of animal models, the Stereotaxic Apparatus allows adjustments in the vertical, horizontal, and rotational axes to fit different animal sizes and experimental needs.
• User-Friendly Controls: The intuitive control system includes easy-to-read scales and a smooth movement mechanism, enabling researchers to make real-time adjustments with ease.
• Ergonomic Design: The apparatus is designed to reduce fatigue during long experimental sessions, with adjustable support for the animal’s head, ensuring minimal stress and discomfort.
• Versatile Mounting Options: Equipped with mounting platforms for stereotaxic instruments such as electrodes, cannulas, and syringes, it allows seamless integration into various experimental setups.
• Safety Features: Designed with safety mechanisms that ensure proper animal positioning and reduce the risk of accidental injury during procedures.

The V-Tech Low Distortion Audio Generator is a high-precision instrument designed for audio testing and signal generation. It provides stable and low-distortion sine waves, making it ideal for applications in audio equipment testing, research labs, and production facilities. With a wide frequency range and precise control, this generator ensures accurate signal output for high-fidelity audio analysis.

1. Low Distortion Output: Delivers highly stable and pure sine waves with minimal harmonic distortion.

2. Wide Frequency Range: Supports a broad spectrum of audio frequencies for versatile testing applications.

3. Adjustable Output Level: Allows fine-tuned control over signal amplitude for precise measurements.

4. High Stability & Accuracy: Maintains consistent output with minimal frequency drift.

5. User-Friendly Interface: Intuitive controls for easy operation in laboratory and field environments.

6. Durable & Compact Design: Built with high-quality materials to ensure long-term reliability and portability.

The V-Tech Magnetic Field Helmholtz Coil is a precision instrument designed for generating uniform magnetic fields in laboratory and research applications. It consists of two identical coils placed parallel to each other, ensuring a homogeneous magnetic field at the center. This system is widely used in physics experiments, material testing, and calibration of magnetic sensors due to its accuracy and stability.

1. Uniform Magnetic Field: Generates a highly stable and homogeneous magnetic field for precise measurements.

2. Adjustable Field Strength: Allows fine-tuned control of magnetic intensity for different experimental needs.

3. High-Quality Construction: Built with durable materials to ensure long-term reliability and performance.

4. Low Power Consumption: Efficient design minimizes energy usage while maintaining optimal output.

5. Versatile Applications: Suitable for sensor calibration, material testing, and scientific research.

6. Easy Integration: Compatible with various power supplies and measurement instruments for seamless operation.

Our range of Laboratory Apparatus is designed for precision, efficiency, and reliability in scientific and industrial applications. These high-quality instruments support research, experimentation, and testing in various fields, including pharmaceutical, chemical, and engineering laboratories. From mechanical testing to fluid dynamics and electronic circuit analysis, our laboratory equipment ensures accurate and repeatable results.

1. Blain Air Permeability Apparatus – Measures the fineness of cement and other powders using air permeability principles.

2. TTL Basic Logic Gates Apparatus – Designed for studying and testing TTL logic gates, including AND, OR, NAND, NOR, and XOR operations.

3. Gillmore Needle Apparatus – Used for determining the setting time of cement with precise penetration measurements.

4. Vial Sealing, Capping, and Decamping Machine – A specialized device for securely sealing and opening vials in laboratory and pharmaceutical applications.

5. Ampoule Clarity Test Apparatus – Ensures visual clarity and purity of ampoule-contained solutions under standardized testing conditions.

6. Transistor Characteristics Apparatus – A complete setup for analyzing transistor properties, including current gain and saturation levels.

7. Water Still Barnstead Type (Table Model) – High-purity water distillation unit ensuring contamination-free laboratory water supply.

8. Digital Leak Test Apparatus – Precision instrument for testing air and gas leaks in sealed containers, ensuring quality control.

9. FET Characteristics Apparatus – Used for studying the electrical behavior and characteristics of Field Effect Transistors (FET).

10. Tablet Disintegration Double Test Apparatus – A pharmaceutical testing device that evaluates tablet disintegration time in compliance with USP/BP standards.

11. Carbon Sulphur Apparatus – Determines carbon and sulfur content in metals and alloys through combustion and gas analysis techniques.

12. Triple Beam Balance – A high-precision weighing device used for accurate mass measurement in laboratory settings.

13. Digital Analytical Balance – Advanced electronic balance with high sensitivity and precision for laboratory and industrial use.

14. Pipe Friction Apparatus (Re-Circulation Type) – Used in fluid mechanics laboratories to study pressure losses due to friction in pipes under various conditions.

The V-Tech Digital pH Meter is an advanced and high-precision pH measurement instrument designed for laboratories, water treatment plants, and industrial applications. Featuring models like LMPH10H, LMPH9, LMPH15, and Microprocessor pH MV Temperature Meter, it ensures accurate and reliable pH, mV, temperature, and conductivity readings.

This Portable Digital pH Meter is ideal for both field and laboratory use. It includes pH ORP Electrodes for enhanced performance and supports Online pH Controller functionality for real-time monitoring. The Digital Conductivity Meter option provides additional conductivity measurements for industrial applications.

For advanced analysis, the COD Analyzer with Digester ensures precise chemical oxygen demand testing, making this meter suitable for a wide range of scientific and industrial processes.

• Accurate pH Measurement – Wide 0.00 to 14.00 pH range with high precision.

• Microprocessor-Based Operation – Ensures fast and reliable pH, mV, and temperature readings.

• Digital LCD/LED Display – Clear and easy-to-read output for efficient monitoring.

• Portable & Laboratory Use – Available as a Portable Digital pH Meter or benchtop model.

• Multiple Calibration Options – Supports 2-point and 3-point calibration for accurate results.

• Online pH Controller – Compatible for real-time pH monitoring in industrial applications.

• pH ORP Electrodes – High-quality electrodes for long-lasting performance.

• Temperature & Conductivity Measurement – Built-in temperature compensation and optional conductivity measurement.

• Durable & User-Friendly Design – Suitable for research, industrial, and environmental testing.

• Compatible with COD Analyzer with Digester – Ideal for chemical and wastewater analysis.

• Water Quality Testing & Treatment

• Chemical & Pharmaceutical Industries

• Food & Beverage Processing

• Environmental & Wastewater Analysis

• Educational & Research Laboratories

• Industrial Process Monitoring

The V-Tech Digital Moisture Meter is a high-precision moisture analysis instrument designed for agriculture, food processing, pharmaceuticals, and industrial applications. With Infrared Moisture Balance technology, it delivers fast, accurate, and reliable moisture content measurements.

This Digital Moisture Testing Machine is available in both handheld and benchtop models, making it suitable for on-site and laboratory use. The Moisture Analyzer features an easy-to-read digital display, providing real-time data for efficient analysis.

Additionally, it is compatible with the Universal Moisture Meter Digital and Universal IC Tester, enhancing its application scope. The Handy Digital IC/Memory Tester function ensures integration with industrial testing requirements.

• Precise Moisture Analysis – Measures 0% to 99% moisture content with high accuracy.

• Infrared Moisture Balance Technology – Ensures fast and reliable moisture determination.

• Digital Moisture Testing Machine – Provides clear digital LCD/LED display for easy monitoring.

• Portable & Benchtop Options – Suitable for field and laboratory applications.

• Automatic & Manual Calibration – Ensures highly accurate results.

• Universal IC Tester Compatibility – Supports integration with IC and memory testing systems.

• Moisture Analyzer Function – Ideal for food, agriculture, chemicals, and pharmaceuticals.

• Handy Digital IC/Memory Tester – Ensures efficient electronic moisture evaluation.

• Multi-Purpose Application – Can be used for grains, powders, textiles, and industrial materials.

• Durable & User-Friendly – Compact, lightweight design for long-term performance.

• Agriculture & Grain Moisture Testing

• Food Processing Industry

• Pharmaceutical Industry

• Industrial Moisture Control

• Research & Laboratory Analysis

• Textile & Paper Industry

The V-Tech Metallurgical Microscope is designed for high-precision material analysis, offering exceptional optical clarity and durability. It is widely used in metallurgical, industrial, and research laboratories for examining metal surfaces, grain structures, and coatings.

Equipped with a Monocular Research Microscope and Student Compound Microscope system, it delivers crystal-clear imaging for detailed microstructural examination. The Student Projection Microscope and Pathological Medical Microscope functionalities ensure versatile applications in both educational and industrial settings.

The microscope features advanced illumination technology, with LED or Halogen lighting for uniform brightness. The Precision Auto Collimator and Double Wedge Polarimeter further enhance image accuracy and optical performance.

Designed for long-term reliability, the Bottle Sealing Machine compatibility ensures a stable sample holding mechanism for precise observations. Additionally, the Free Fall Apparatus with Optical Gate can be integrated for dynamic material testing experiments.

• High-Precision Optical System – Delivers sharp, high-resolution images for detailed metallurgical analysis.

• Multiple Magnification Levels – Offers varied zoom options to study microstructures, grains, and metal coatings.

• Advanced Illumination – Integrated LED/Halogen light source for consistent and clear viewing.

• Multi-Purpose Use – Functions as a Monocular Research Microscope, Student Compound Microscope, and Pathological Medical Microscope.

• Sturdy & Durable Build – High-quality metal construction ensures long-lasting performance.

• Precision Auto Collimator & Double Wedge Polarimeter – Enhances measurement accuracy and optical precision.

• Ergonomic & User-Friendly Design – Ideal for students, researchers, and industrial professionals.

• Educational & Industrial Applications – Used in laboratories, research institutions, and metallurgical industries.

• Metallurgical & Industrial Research

• Material Science Laboratories

• Quality Control & Inspection

• Educational & Training Institutes

• Medical & Pathological Studies

The V-Tech Laboratory Polarimeter & Refractometer is designed for precise optical measurements in scientific research, pharmaceutical, food, and chemical industries. This range includes Bestco Disk Polarimeter, Student Polarimeter Biquartz, and Student Polarimeter Half Shade for measuring optical rotation in optically active substances.

For refractive index measurement, the Hand Auto Refractometer and Abbe Refractometer provide high-accuracy readings for sugar content, chemical solutions, and industrial fluids. These instruments are made from high-quality optical glass and durable metal, ensuring long-lasting performance and precision.

Used in chemical analysis, sugar industries, essential oil testing, and laboratory research, these instruments ensure reliable and repeatable results.

• High-Precision Optical Measurements – Designed for accurate determination of optical rotation and refractive index.

• Wide Range of Instruments – Includes polarimeters for optical rotation and refractometers for refractive index analysis.

• Durable & Reliable – Made with high-quality optical glass and metal construction for long-term use.

• Manual & Automated Options – Suitable for students, research labs, and industrial applications.

• Versatile Applications – Ideal for food industry, pharmaceuticals, chemical analysis, and research laboratories.

• Compact & Easy to Use – User-friendly design for quick and efficient measurements.

• Highly Accurate Readings – Ensures precise analysis of solutions, essential oils, and industrial fluids.

• Pharmaceutical Industry – Drug formulation & purity testing

• Food & Beverage Industry – Sugar content measurement

• Chemical Laboratories – Optical activity and refractive index analysis

• Educational & Research Institutes – Optical experimentation and study

• Essential Oil & Aroma Industry – Purity testing of oils

The Human Liver Model is a life-size anatomical replica designed to demonstrate the external and internal structures of the human liver. It includes key features such as the right and left lobes, gallbladder, hepatic veins, and bile ducts. Crafted from durable, medical-grade PVC, the model is hand-painted for visual clarity and is an ideal tool for anatomy classes, patient education, and clinical training.

1. Life-size or magnified liver anatomy with precise detailing

2. Includes gallbladder, hepatic veins, and bile ducts

3. High-quality PVC material for durability and easy cleaning

4. Realistic, hand-painted finish in anatomical colors

5. Mounted on base for easy handling and display

6. Perfect for medical education, diagnostics, and demonstrations

• Medical and nursing training institutes

• Classroom anatomy education

• Patient consultation in hepatology and surgery

• Hospital and diagnostic center displays

• Pharmaceutical and medical device training sessions

A specialized obstetric training model designed to teach and practice the four Leopold maneuvers for assessing fetal position and presentation during pregnancy. This simulator helps learners gain confidence in prenatal abdominal examination techniques through realistic fetal and maternal anatomical landmarks.

1. Life-like abdominal wall with fetal model

2. Simulates various fetal positions (cephalic, breech, transverse)

3. Soft, flexible skin for realistic palpation

4. Clear anatomical landmarks for each maneuver

5. Durable, hygienic materials for repeated use

6. Lightweight and portable for easy transport and setup

Enhance your fieldwork with our premium Survey and Safety Equipment, meticulously designed for accuracy, durability, and safety. This comprehensive collection caters to the needs of surveyors, engineers, and construction professionals, offering reliable tools for precise measurements and robust safety gear for secure operations.

1. Antique Brass Telescope - A classic, fully brass telescope perfect for traditional surveying, astronomical observations, and decorative purposes. Its durable construction ensures longevity in field conditions.

2. Plane Table Surveying 22 mm Board (Superior Quality) - A high-quality, durable board designed for accurate field mapping and layout tasks, offering a stable surface for precise plane table surveying.

3. Leveling Staff (6 Meter) - A long, sturdy staff designed for precise leveling and height measurements, crafted for durability in outdoor conditions.

4. Brunton Compass (Fully Brass) - A traditional, fully brass compass for accurate directional measurements, ideal for topographic surveys and outdoor navigation.

5. Aluminum Tripod Stand - Lightweight yet strong, this aluminum tripod provides stable support for surveying instruments, ensuring consistent accuracy in any terrain.

6. Sokkia Auto Level B40A - A precision auto level designed for accurate leveling tasks, featuring advanced optics and easy operation for efficient fieldwork.

7. Plane Table Surveying with Aluminum Stand - A versatile plane table set with a durable aluminum stand, perfect for accurate mapping, layout, and surveying tasks in the field.

8. Vernier Transit Theodolite - A high-precision theodolite for measuring horizontal and vertical angles with great accuracy, suitable for advanced surveying applications.

9. Leica Auto Level NA320 with Aluminum Tripod - A top-of-the-line auto level with advanced optics and a sturdy aluminum tripod, offering exceptional accuracy for leveling and surveying projects.

Petroleum Testing Instruments – Superior Quality for Accurate Analysis

Ensure precise and reliable testing of petroleum products with our comprehensive range of Petroleum Testing Instruments, designed for advanced laboratories and industrial applications. Crafted with superior quality materials and cutting-edge technology, these instruments meet the highest industry standards for accuracy and durability.

Key Instruments Include:

• Engler Viscometer Apparatus: Measures the kinematic viscosity of petroleum liquids with exceptional precision.

• Drop Point of Grease Apparatus (Superior Quality): Determines the drop point of greases, essential for assessing high-temperature performance.

• Smoke Point Apparatus (Superior Quality): Evaluates the smoke point of fuels, critical for combustion efficiency analysis.

• Open Flash Fire Point Apparatus: Accurately determines the flash and fire points of petroleum products under open conditions.

• Cleveland Flash and Fire Point Apparatus (Superior Quality): Designed for precise determination of flash and fire points at elevated temperatures.

• Redwood Viscometer Multiple Apparatus: Measures the viscosity of petroleum oils with multiple units for enhanced productivity.

• Kinematic Viscometer Bath: Provides controlled temperature conditions for precise kinematic viscosity measurements.

• Digital Redwood Viscometers: Advanced digital models for accurate viscosity testing with easy-to-read displays.

• High Temperature Muffle Furnace: Ensures uniform heating for high-temperature testing applications.

• Junker’s Gas Calorimeter: Measures the calorific value of gaseous fuels with high accuracy.

• Digital Bomb Calorimeter Apparatus: Determines the calorific value of solid and liquid fuels digitally, ensuring precision.

• Standard Penetrometer Apparatus: Assesses the penetration hardness of greases and asphalt materials.

• Saybolt Viscometer Apparatus: Measures the flow time of petroleum oils with quick and accurate results.

• Pensky Marten Flash Point Apparatus: Designed for reliable flash point testing of combustible liquids under closed cup conditions.

Enhance your laboratory capabilities with our comprehensive range of Concrete Testing Equipment, designed to meet the highest standards in construction material testing. This versatile set includes essential tools for evaluating the strength, consistency, and durability of concrete and soil samples.

Key Components:

1. Cube Mould 15 cm - Precisely crafted for making concrete cubes of 15 cm dimensions, ideal for compressive strength testing.

2. Hot Plate (Round Shape) - A durable, round-shaped hot plate for maintaining sample temperatures during various testing procedures.

3. Core Drilling Machine - Efficient for extracting core samples from concrete, asphalt, and other materials for in-depth analysis.

4. Compression Testing Machine 2000 KN - High-capacity hydraulic machine designed to perform compressive strength tests on concrete cubes, cylinders, and other specimens with accuracy and reliability.

5. Cone Penetrometer for Soil - Essential for determining the penetration resistance of soil, helping assess its compaction and strength properties.

6. Slump Cone Apparatus - Measures the workability of fresh concrete, providing a simple yet effective assessment of consistency.

7. Vee Bee Consistometer - Measures the workability of very dry concrete mixtures, ensuring quality control in construction projects.

8. Concrete Rebound Hammer - A non-destructive testing tool used to assess the surface hardness of concrete, correlating with compressive strength.

9. Tile Flexure Testing Machine (Hand Operate) - Designed for testing the flexural strength of tiles, ensuring they meet durability standards.

10. Interlocking ISI Tile Testing Equipment - Specifically engineered to evaluate the mechanical properties of interlocking tiles, complying with ISI standards.

11. Digital Water Bath - Provides precise temperature control for curing and testing concrete and soil samples, enhancing test accuracy.

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

Fume hoods are a primary source of protection in laboratories. Face velocity measurements are often used to gauge the performance of a fume hoods ability to contain and exhaust harmful vapors. By measuring and controlling face velocity,

Fume Hood Controllers provide a higher level of fume hood safety and energy

efficiency.

Types of Models in Science. There are three types of models that are generally grouped. They include visual models, mathematical models, and computer models. All three types of models can be used in every branch of science.

The V-TECH DC Position Servo System Demonstration Unit is a versatile, standalone educational device ideal for demonstrating the principles and functioning of a DC position servo system. Here’s a summary of its key features and specifications:

• Versatile Design: The unit is designed to be a comprehensive, standalone demonstrator for exploring DC position servo systems.
• Core Components:
  • A command (input) potentiometer with a calibrated dial to set the desired angular position.
  • A rebalance potentiometer that converts the output position into a corresponding voltage signal.
  • A specially designed DC motor with bidirectional, geared, permanent magnet control.
  • Amplifier Stages: Includes a summing amplifier, preamplifier, and power amplifier to drive the motor based on the detected error signal.
• High Precision: Offers accurate, sensitive performance with strong repeatability, linearity, and quick response times.
• User-Friendly Interface: Enclosed in an elegant cabinet with a thoughtfully arranged circuit layout on the front panel.

• Principle: DC Position Servo System
• Displacement: Angular (0° to 270°)
• Input Transducer: Command potentiometer with a calibrated dial (0° to 270°)
• Motor: Special bidirectional, geared, permanent magnet DC motor
• Coupling: Motor coupled to output rebalance potentiometer
• Amplifiers:
  • Summing Amplifier with adjustable gain
  • Preamplifier and Power Amplifier for motor drive based on error signals
• Amplifier Gain: Adjustable based on output position voltage
• Output: Calibrated dial displaying 0° to 270° on the slave mechanism
• Controls:
  • Master potentiometer
  • Zero adjustment potentiometer
  • Span adjustment potentiometer for angular displacement limits
  • Gain adjustment potentiometer
  • Servo motor ON/OFF control
  • Mains ON/OFF switch
• Indicators:
  • Digital 3.5-digit nullmeter
  • Servo motor ON/OFF indicator
  • Mains ON/OFF indicator
• Test Points: Located at various stages for waveform and voltage observation
• Power Requirements: 230V AC, ±10%, 50Hz, single phase
• Standard Accessories: Detailed instruction manual with theory and operational details

The Travelling Microscope is a high-precision optical instrument designed for accurate linear and angular measurements in laboratories, research facilities, and educational institutions. It is widely used in physics and engineering experiments to measure small distances with great accuracy.

• High-Quality Optics: Equipped with a high-resolution microscope with an adjustable focus for clear and sharp imaging.
• Precision Measurement: Offers fine and coarse adjustments for accurate readings with a vernier scale capable of measuring up to 0.01 mm precision.
• Sturdy Construction: Built with a heavy-duty metallic base and a smooth, finely machined measuring scale for stable and reliable operation.
• X-Y Movement: The microscope can move along a horizontal and vertical scale, allowing for precise positioning and measurement.
• Graduated Vernier Scale: Engraved graduations on the main scale and vernier scale ensure easy reading of measurements.
• Adjustable Stage: Comes with a movable stage with clamps to hold objects firmly in place during measurement.
• Rotatable Eyepiece: The eyepiece can be rotated and adjusted for better viewing and accurate focusing.

The Carbon Black Content Apparatus is a precision laboratory instrument designed to determine the carbon black content in polymeric materials, particularly in polyethylene, polypropylene, and other plastics. This testing apparatus is widely used in quality control, research, and development in the polymer, automotive, and cable manufacturing industries.

• High-Temperature Furnace: Equipped with a programmable muffle furnace capable of reaching temperatures up to 900°C.

• Accurate Weight Measurement: Includes a high-precision analytical balance to measure sample weight before and after combustion.

• Quartz Combustion Tube: Provides excellent thermal resistance and ensures contamination-free analysis.

The Fluid Friction Measurement Apparatus is a laboratory instrument designed to study and analyze fluid flow characteristics in pipes. It allows users to measure frictional losses in different pipe materials, diameters, and flow conditions. This apparatus is widely used in fluid mechanics and hydraulic engineering studies in universities, research institutions, and industrial training centers.

• Multiple Pipe Configurations: Includes different pipe diameters and materials to study frictional losses.

• Accurate Pressure Measurement: Equipped with U-tube manometers, digital pressure gauges, or differential pressure sensors.

• Variable Flow Control: Adjustable water flow rate using control valves and a flowmeter.

The Shore D Durometer Test Stand is a precision instrument designed to provide consistent and accurate hardness measurements for hard rubber, plastics, and other rigid materials. It is used in combination with a Shore D Durometer to ensure uniform pressure application and minimize operator influence, leading to more reliable test results. This test stand is widely utilized in quality control, material testing laboratories, and industrial manufacturing processes.

• Stable & Consistent Testing: Ensures precise and repeatable hardness measurements by applying a controlled force.

• Adjustable Height Mechanism: Accommodates different sample thicknesses for versatile testing.

• Precision Load Application: Maintains consistent pressure to eliminate human error.

INTRODUCTION
The Zeeman effect is the splitting of spectral lines of atoms when they are placed in a magnetic field. It exhibits space quantization and is one of the few fundamental atomic physics experiments which can be performed in a teaching laboratory.
DESCRIPTION OF THE EXPERIMENTAL VT-UP
Experimentental Set-up for Zeeman

Experiment

The set-up consists of the following:

• High Resolution Fabry Perot Etalon, FP-01
• Mercury Discharge Tube, MT-01 (Low Pressure Mercury Discharge Tube)
• Power Supply for MT-01, ZPS-02 (High Voltage Power Supply for Discharge Tube)
• Narrow Band Interference Filter, IF-01

1. Central Wave Length: 546nm
2. max: 74%
3. HBW: 8nm

• Polarizer with lens, PL-01
• Optical Bench: OB-01
• CCD Camera: CAM-700 (High Resolution CCD Camera)
• Telescope with Focussing Lens: FL-01
• Monitor 17”: TV-17
• Electromagnet, EMU-50T (Specifications as per datasheet)
• Constant Current Power Supply, DPS-50 (Specifications as per datasheet)
• Digital Gaussmeter, DGM-102 (Specifications as per datasheet) 

The experimental set-up is complete in all respect.
Result
The interference pattern is in the form of circular rings. These are split when the magnetic field is switched on. The amount of splitting depends on the external magnetic field, charge to mass ratio of electron and Lande’s g-factors of the electronic energy levels involved in the transition. These later quantities can be obtained from this experiment.The result of this unit are within 5% of the standard value.

Instrumentation , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty. Why not try once?

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

The VT839800 COD Test Tube Heater is an easy to use thermoreactor constructed of durable materials. The aluminum block incorporates a 25 vial capacity and a well for a reference temperature probe. Its well-marked user interface provides intuitive operation, equipped with two arrows to set the built-in timer and a temperature button with two predefined temperature settings: 150ºC and 105ºC. Additional features include status indicator lights, a thermal fuse to prevent overheating, and continuous LCD display.

Instrumentation , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty. Why not try once?

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

Suitable for accelerated salt spray corrosion test of protective coating of metallic material, automotive parts and components, electric parts and components, industrial products, etc. Can be used for all kinds of salt spray corrosion tests according to the standards of GB10587-89, GB2423.17-93 "The Basic Environmental Test Regulations of Electric & Electronic Products: Salt Spray Test Method" GB/T10125-1997 as well as equivalent IEC, DIN, MIL and ASTM.

Instrumentation , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty. Why not try once?

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

LACTO-METER (Milk Testing Equipment) Get your LACTO-METER now to check the quality of milk in your home. It is very simple to use. Just pour the milk in a jug and put the LACTO-METER in it. The meter above has marking on it which indicates the density of milk or how much the water is mixed in milk. It is so simple that even a child can check the quantity of water in milk.

Instrumentation , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty. Why not try once?

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

• Stainless steel Inner chamber & Outer body electro static spraying exterior
• Micro-computer temperature controller with function of timing and over-temperature protection
• High brightness digital tube display and soft touch keys for parameter settings
• Tightness of door is adjustable
• Double layered tempered glass anti-explosion door; silicon rubber seal provides a high vacuum degree and keep longer time

Instrumentation , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty. Why not try once?

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

Instrumentation , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty. Why not try once?

Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported

• Laboratory Instrument, Test Equipment,
• Scientific, Measuring, Precision Instrument,
• Analytical, Bio Medical, Survey, Electrical,
• Electronic Instruments ,Weather, Metrology.

• UV Intensity(I),measured in milli watts per cm2 (mW/cm2);
• UV Transmittance(UVT)(%);
• Exposure time (t) (seconds).

• UV dose = (I/UVT) x t

Key Features:

• Precise Temperature Range: Measures temperatures accurately up to 50°C, making it ideal for laboratory environments that require reliable temperature monitoring.

• Durable Glass Construction: Made with high-quality glass that provides both durability and clarity for accurate readings.

• Clear Black Scale: The black scale enhances readability, providing high contrast for easy temperature tracking, even in low light conditions.

• Analogue Design: The classic analogue design ensures simplicity and ease of use, requiring no batteries or digital screens—just clear, consistent readings.

• Versatile Application: Perfect for a range of laboratory applications, including chemical experiments, scientific research, and temperature-sensitive tasks.

• Compact and Lightweight: Easy to handle and store, making it a convenient tool for laboratory professionals.

• Reliable and Consistent Performance: Built to provide accurate and repeatable readings, ensuring that it meets the stringent requirements of any laboratory setting.

Product Description:

The Tablet Dissolution Test Apparatus is an essential laboratory instrument designed to evaluate the rate and extent of drug release from solid dosage forms such as tablets, capsules, and other forms of oral medications. This apparatus is used extensively in pharmaceutical research, quality control, and regulatory testing to ensure that tablets meet their required pharmacokinetic specifications.

1. Accurate and Precise Testing:

   • The apparatus simulates the physiological conditions of the human gastrointestinal tract, enabling accurate assessment of drug dissolution behavior in different environments (e.g., simulated gastric fluid or intestinal fluid).
   • Ensures precise control of parameters such as temperature, agitation speed, and dissolution medium composition.

2. Dissolution Medium Tank:

   • Equipped with a water-jacketed tank that holds the dissolution medium, maintaining consistent temperature control (typically 37°C ± 0.5°C) for accurate simulation of body conditions.
   • Available in various sizes to accommodate multiple test vessels at once.

3. Paddle or Basket Systems:

   • Two primary types of agitation mechanisms are provided: the rotating paddle system (USP Type I) and the rotating basket system (USP Type II). Both mechanisms promote uniform agitation of the dissolution medium.
   • Adjustable speed control for precise customization of stirring rates to simulate different gastrointestinal conditions.

4. Sampling and Monitoring Ports:

   • Built-in ports for easy collection of sample aliquots at specified intervals without disturbing the test.
   • Automated or manual sampling options depending on the apparatus model, allowing for continuous monitoring of dissolution profiles.

5. User-Friendly Interface:

   • A digital control panel or touchscreen interface for setting and monitoring parameters such as temperature, stirring speed, and time.
   • Customizable settings for different test protocols, making it adaptable to various pharmaceutical testing requirements.

6. Compliance with Regulatory Standards:

   • The Tablet Dissolution Test Apparatus is designed in accordance with pharmacopeial guidelines such as USP (United States Pharmacopeia), BP (British Pharmacopeia), and EP (European Pharmacopeia).
   • Ensures that results are reproducible and meet industry standards for tablet performance and quality control.

7. Data Logging and Reporting:

   • Integrated software for real-time data collection and analysis.
   • Results are logged and can be exported for further analysis or reporting, ensuring complete traceability and compliance with regulatory requirements.

8. Durable and Hygienic Construction:

   • Constructed from high-quality stainless steel and resistant materials to ensure long-lasting performance and easy cleaning.
   • Designed to withstand high volumes of testing and regular maintenance.

The General Purpose Thermometer is a versatile and reliable temperature measurement device designed for a wide range of applications. Whether you need to monitor indoor or outdoor temperatures, check food safety, or conduct laboratory measurements, this thermometer delivers accurate readings with ease.

• Accurate Temperature Measurement – Provides precise readings for various environments and applications.
• Wide Temperature Range – Suitable for measuring temperatures from -50°C to 300°C (-58°F to 572°F), depending on the model.
• Easy-to-Read Display – Features a clear digital or analog display for quick and effortless reading.
• Durable & Reliable – Built with high-quality materials for long-lasting performance.
• Compact & Portable – Lightweight and easy to carry, making it ideal for home, kitchen, lab, or industrial use.
• Battery-Powered/Digital Options – Available in both battery-operated digital versions and traditional analog models.
• Multipurpose Use – Perfect for food safety checks, HVAC systems, liquid temperature measurements, and more.