This circuit was found in the 1990 Motorola Dataar Linear. We can mount it with more modern equivalent transistors. Output transistors shall be provided with heat radiators.
This circuit was found in a 1980s documentation. It is intended for remote vibration monitoring...
Placed near a telegraphic transmitter (CW) and with a small antenna or pickup, it reproduces the...
This logic level indicator also indicates the presence of pulsating signals through a third LED. It...