This dynamic mixer allows for smooth adjustment of the signal's passage from one channel to another. We found it in an American documentation from the 70s.
This circuit causes an LED to flash at intervals determined by C1 and R2 and for a duration given...
Found in a 90's EDN, this circuit provides a current of a few tens of mA. The circuit can generate 15...
This circuit, of a Popular Electronics of 1969 is destined to firing a gas LASER of the time. The...