This circuit was found in General Electric documentation from the 1980s. The circuit is intended to receive 50 kHz modulated optical signals. The components support modern equivalents.
This circuit was found in an American 1980s documentation. Dual FETs can be replaced by single...
This 6-input mixer circuit is from 2004 documentation. The power source must have excellent...
We found this circuit in a 1998 documentation. The circuit can be made with 12 V, 6 V or even 5 V...