This circuit with the PLL4046 was found in the October 1994 Electronics Now magazine. The transistor is low power, and the volume obtained is small.
The coil and sockets of this circuit found in a QST depend on the frequency band that is intended...
Indicated for discriminators adjustment in FM and VHF receivers, this circuit was found in a 90s...
Mouser Electronics is making available the Texas Instruments DRV401 Q1 integrated circuit, a...