Found in an Electronic Design from the 90's, this circuit simulates a 100 W resistor. The power transistor must match the desired current in the load under test.
This small audio amplifier uses germanium transistors and a 12 V supply. The circuit is from a...
This power supply can supply symmetrical voltages of 5, 6, 9 and 12 V according to the xx of the...
The LM1723 is the version of the well-known Motorola 723. The circuit is from Motorola's Linear...