This circuit was found in an American magazine 73 for radio amateurs of the 80s. It is an automatic transmission circuit for telegraphy. The circuit is TTL.
Found in documentation from the 1980s, this oscillator uses a general-purpose transistor and a...
This circuit can be applied to several logics. The circuit is from an Electronics Now from the...
I found this circuit in a Popular Electronics from 1992. The circuit shows how we can receive...