This interesting circuit of the 50s uses a fluorescent lamp to obtain a stroboscope useful for the rotation of motors. The circuit uses a power valve to control the 10W fluorescent lamp.
The circuit presented is a simple MW tuner that can be plugged into the input of any audio...
This counter performs the same function as the 4020, but includes an internal oscillator. The...
I found this simple circuit an English magazine from 1984. The circuit can be easily assembled by simply...