This circuit uses CMOS integrated circuits and can operate with CMOS logic from 3 to 15 V or TTL with 5 V power. The power is obtained from the circuit under analysis.
This circuit is from a 1997 publication, but it can be assembled with a BD136 for TR1. The...
This antenna preamplifier can work with signals from about 20 MHz to 100 MHz, depending only on...
Alongside the diagram of this control, which we find in a 1980s documentation are the component...