This is the typical circuit of a local oscillator for a superheterodyne FM receiver. The circuit was found in a 1980s documentation and is typical of early and early receivers.
The circuit presented, from the Analog Devices linear integrated circuits manual, has compensation for...
Two 4011 NAND gates are used in this crystal-controlled oscillator. The frequency can reach a few...
This circuit was obtained from Elektor magazine and published in the Encyclopedia of Electronic Circuits...