This circuit for analog video signals was found in the August 1970 issue of Radio Electronics magazine. The circuit is used to drive two video inputs from one signal.
This SCS counter circuit was found in a 1964 General Electric documentation. The circuit has a...
This simple 1-transistor reflex receiver was published in Radio Electronics magazine in September 1959....
Operational amplifiers used in this 80's circuit is not very common today, but the setting can be...