We found this circuit for 330 MHz using PIC in the magazine Electronics Now of December 1994. The circuit uses components common at the time.
This circuit, from a 1988 documentation, makes successive actuation of the shower to control the...
This circuit is from a 1967 General Electric SCR manual. The capacitors are polyester and the...
This circuit was found in a 1967 Electronics World. We can design it with a BF245 for the FET and a...