Indicated for applications in the analysis of logic circuits, this circuit was found in 90s Radio Electronics. The circuit generates pulses from 5 to 200 Hz.
This circuit generates a siren sound. It was found in the April 1969 Radio Electronics magazine. The...
Constant currents from 10 mA to 1 A can supply the load, depending on the selection made by S1. Q1...
This switched filter was found in the 1969 documentation. The FET should be current-matched and eventually...