We found this circuit in the Audio Handbook of the National Semiconductor of 1977. The circuit is used to recover vinyl media for recording on other media.
This oscillator for the fifth overtone of a crystal was found in a Radio Electronics magazine from...
This circuit is from the 1968 ARLL documentation. The MOSFET admits equivalent and the coil...
This circuit causes the neon lamps in a set to flash randomly. Capacitors determine the speed of...