This audio-driven relay was published in the July 1977 issue of Radio Electronics magazine. The circuit uses CMOS components, and the relay must be a sensitive type.
Found in American documentation, this amplifier stage has unit gain and a high input impedance. It...
This simple oscillator generates a 455 kHz signal. The circuit is from an 80's documentation and its...
It can be obtained from Mouser Electronics the new MAX14871 Maxim consisting of a full-wave...