We found this circuit for video games in a Radio Electronics magazine from August 1977. The transistor can be any common RF type that reaches the desired signal frequency.
Based on an integrated circuit CA31062 which consists of a photosensor, this circuit was obtained from...
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
April 2017 - Mouser Electronics already has the MAX4007 from Maxim Integrated in its inventory, an...