This Harris circuit from the 90's is intended for recording old EPROM memories. The circuit uses components of the time.
With a touch of the sensor, the output of the 4013 changes state from high to low or vice versa. In...
The traditional circuit was taken from a French magazine Radio Plans that no longer exists but can...
The coil of this analog composite video signal transmitter is formed by 6 or 7 splashes of 26 or...