Using old germanium transistors like the CK722, this circuit has good gain. We found it in a publication from the 50s.
This circuit was found in an old American publication from the 70s. It flashes a warning lamp,...
This amplifier was published in Radio Electronics magazine in September 1959. The 8-transistor circuit...
April 2017 - Already obtained at Mouser Electronicsthe new Molex miniDImm sockets according to...