Found in a Hands On Electronics from the 90s, this circuit can be easily assembled today, as the FET can be equivalent and the operational is general-purpose.
Using an old integrated circuit, this low power amplifier, on the order of a few watts, includes tone...
This wired intercom circuit was found in an English publication from the 80's. The integrated...
It is an ideal assembly to be implemented as work by students of digital electronics courses, as...