This is a classic FM amplifier IF amplification stage configuration. The circuit is from a 1980s documentation. CN is the neutralizing capacitor.
Approved by the FCC, this circuit was found in documentation from the 1980s. The circuit uses an...
The presented circuit is used in Power supply to increase the voltage output. The voltage output...
The output voltages of this power source are selected by a switch according to the capacitors. The...