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.
Other series operationals such as the LM258, LM358 and LM2904 can be used on this circuit of the...
Found in a 90s Radio Electronics, this circuit is intended to trigger a relay when the current in...
This source provides a 1.5V voltage used in the power supply of model aircraft spark plugs. The...