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.
Equivalent operational amplifiers can be used on this crystal-controlled oscillator. The circuit is...
We found this circuit in an American documentation from the 90's. The circuit makes use of general...
This circuit was obtained in a 1982 publication. There are many types of car alarms available to...