This circuit appeared in the May 1983 issue of Radio Electronics magazine. It is based on the dedicated integrated circuit CEM3340. The circuit provides signals with various waveforms.
This circuit was taken from recent English documentation. The circuit uses a 500 uA microammeter as an...
Found in Popular Electronics from the 90s, this circuit uses a reed switch on the rails as a...
This filter for scratch and rumble noises that occur on turntables was found in the February 1995...