This Linear Technology circuit can measure currents from 100 pA to 100 uA. The circuit is from the 80's, using a component of the era. Transistors are general purpose types.
This circuit is from a PopularElectronics of June 1992. The magazine no longer exists, but the...
Found in a Linear Technology 80s integrated circuit manual this circuit has its gain controlled from...
This low power TTL circuit (Low Power Schottky) can generate rectangular signals on a 10 MHz...