Digital Multimeter Assembly Experiment

Experiments :

• Design and calibration of multi-range voltage measurement circuits.

Experiments :

• Design and calibration of multi-range current measurement circuits.

Experiments :

• Design and calibration of multi-range resistance measurement circuits.

Experiments :

• Study of voltage divider, shunt, and protection circuits used in digital measuring instruments.

Experiments :

• Investigation of AC/DC measurement techniques and semiconductor testing methods.

Resistance Measurement Ranges :

• 200 Ω
• 2 kΩ
• 20 kΩ
• 200 kΩ
• 2 MΩ

Current Measurement Ranges :

• 200 μA
• 2 mA
• 20 mA
• 200 mA
• 2 A

Voltage Measurement Ranges :

• 200 mV
• 2 V
• 20 V
• 200 V
• 1000 V

Measurement Circuits :

• AC/DC conversion circuit.
• Diode testing circuit.
• Transistor testing circuit.

Meter Components :

• 3.5-digit digital meter module.
• Voltage divider network.
• Current shunt network.
• Protection circuitry and associated components.

DC Power Supply :

• 0–2 V, 0.2 A.
• 0–20 V, 20 mA.

Enclosure :

• Durable metal cabinet design.
• AC 220 V mains operation.

Designed For :

• Physics Lab Experiments from Atico Exports.