This circuit was found in a 1965 Electronic Design. Transistor Q2 must be load dependent. The circuit can be adjusted for currents from 1 to 10 A. The voltage drop is 3 V and the maximum voltage is 35 V.
The purpose of this 1965 Radio Electronics circuit is to observe cycloid waveforms on a standard...
This 555 timed touch switch was found in a 90s Hands-On Electronics. It triggers a buzzer, but a...
Found in a 1969 documentation, this circuit consists of a multi-oscillator with neon lamps....