Audio Subcarrier Oscillator


Posted on Feb 7, 2014

A single IC provides all amplifiers: 74HC04 Hex Inverter ( a digital element). The 2nd oscillator synchronizes to 3 times the 1st oscillator and thereforethe FM deviation is tripled. Using the lower freq f1 oscillator also enhancesfrequency stability.


Audio Subcarrier Oscillator
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Tape recorder interface
Audio-millivoltmeter
h bridge Where to place decoupling capacitor
65W PoE DC-DC converter
low power inverter using cd4047
FREQUENCY COUNTER PREAMP
Frequency counter Counter schematic



Top