This circuit is for analog TV video signals and was found in the March 1988 issue of Radio Electronics magazine. The circuit uses a Maxim integrated circuit that can still be found.
This second amplifier is based on the integrated LM108 and has a differential input. The resistor...
Other amplifiers of the series like the MC3301, MC3401 and LM2900 can be used in this circuit. We found...
In the figure we have the circuit of a bistable using two relays. We found this circuit in an...