This circuit for currents from 500 mA to 1.5 A was found on a Ham Radio from the 90s. R4 determines the current in the load under test. Transistors must be equipped with radiators.
This sensitive amplifier for low current measurement uses a differential amplifier configuration with...
This monochrome analog TV pattern generator was found in the July 1991 issue of Radio Electronics...
The circuit is of the Motorola Linear Databook of 1990. The power source must be symmetrical and the...