Unbalanced Electric Bridge Design Experiment

Experiments :

• Study and understanding of the operating principle of an unbalanced bridge circuit.

Experiments :

• Measurement of variable resistance using the output voltage of an unbalanced bridge.

Experiments :

• Design of a digital thermometer using a thermistor sensor and an unbalanced bridge circuit.

Experiments :

• Study of the operating principle and applications of a full-bridge unbalanced circuit.

Experiments :

• Design and implementation of a digital electronic weighing scale using bridge techniques.

Bridge Circuit Design :

• Transparent circuit layout for clear visualization and understanding of bridge operation.

Unbalanced Bridge :

• Measuring Range: 10 Ω to 11 kΩ.
• Minimum Adjustment Step: 0.1 Ω.
• Accuracy: ±1%.

Stabilized Power Supply :

• Adjustable Output Voltage: 0–2 V.
• Digital voltage display.

Digital Voltmeter :

• 3.5-digit display.
• Measuring Range: 2 V.

Precision Amplifier :

• Adjustable zero offset.
• Adjustable gain control.

Digital Thermometer :

• Temperature Range: Ambient to 99.9°C.
• Accuracy: ±0.2°C.
• Includes temperature sensor.

Digital Thermometer Experiment :

• Uses an NTC thermistor and unbalanced bridge circuit.
• High-sensitivity measurement range: 30°C to 50°C.

Full-Bridge Circuit :

• Bridge Arm Impedance: 1000 ± 50 Ω.

Digital Electronic Scale :

• Measuring Capacity: 1 kg.
• Comprehensive Error: 0.05%.
• Includes 1 kg calibration weight set.

Complete Experimental Package :

• Supplied for both temperature measurement and electronic weighing experiments.

Manufactured By :

• Atico Export India for advanced Physics Lab Experiments.