We found this circuit in documentation from the 90s. Instead of a voltmeter, you can use the voltage scale of a multimeter. The circuit tests batteries under load.
This power supply with several transistors can supply a current of several amps and a voltage of...
This simple circuit is intended to test the zener test. RV1 can be calibrated in terms of voltage. The...
With the circuit in figure 6 it is possible to generate pulses whose duration is given by R1, and...