Training Topics:
– Principles of making voltmeter, ammeter and ohmmeter measurements through experiments.
– Diagnosis of errors occurring during circuit design and current and voltage measurements.
Component list:
Schematic 1: DC voltmeter
– 1 x R1, resistance 0.25 W, 500 Ohm
– 1 x R2, resistance 0.25 W, 3.5 kOhm
– 1 x R3, resistance 0.25 W, 10 kOhm
– 1 x R5, resistance 0.25 W, 10 kOhm
– 1 x R4, resistance 0.25 W, 35 kOhm
– 1 x R6, VR potentiometer
Scheme 2: VA Ω Indicator
– 1 x R1, resistance 0.25 W, 500 Ohm
– 1 x C1, capacitor 104 (0.1µF)
– 1 x C2, 16V/47μF electrolytic capacitor
– 1 x U1, chip (DIP)
Scheme 3: DC ammeter
– 1 x RL2, impedance 0.25 W, 900 Ohm
– 1 x R1, resistance 0.25 W, 111 Ohm
– 1 x R2, impedance 0.25 W, 10 Ohm
– 1 x RL1, Resistance 2 W, 100 Ohm
– 1 x R3, Resistance 2 W, 1 Ohm
Schematic 4: Ohmmeter
– 1 x R2, impedance 0.25 W, 330 Ohms
– 1 x R3, resistance 0.25 W, 1.5 kOhm
– 1 x RX1, impedance 0.25 W, 200 Ohm
– 1 x RX2, impedance 0.25 W, 1.8 kOhm
– 1 x R1, resistance 0.5 W, 30 Ohms
– 1 x R4, VR potentiometer
General Features:
– 1 PCB, 280x216x1.6T
Connector 64 x 2 mm
