General Electric suggests this circuit in an 80's documentation. The circuit makes use of PUTs that are not common components today. Note the timing components that may change.
This circuit was used to reinforce radio signals for listening on the phone, making it possible to listen...
This transistor amplifier does not use a source with a transformer being fed directly by the power...
This TTL circuit found in the September 1996 issue of Electronics Now magazine doubles the...