This small receiver for the medium wave range was found in Radio Electronics magazine from July 1958. The circuit is for listening to headphones and powered by batteries.
This circuit is from an English publication from 1978. It generates random binary numbers when we...
We found this circuit in a Poptronics of February 2000. We can do its assembly using 4 1N4001...
Found in American documentation from the 90s, this circuit uses a GASFET of the time. The circuit is...