This 1968 circuit is intended to switch the polarization of a satellite TV antenna of the time. The circuit is powered by 12 V and the transistors are from that time.
Found in an EDN from the 80's, this circuit makes use of an operational one of the time. The...
This circuit is from the 80's, using an integrated of the time. The circuit serves as a reference,...
The circuit presented is from the Linear Applications Handbook of the National Semiconductor of...