This is a classic FM amplifier IF amplification stage configuration. The circuit is from a 1980s documentation. CN is the neutralizing capacitor.
) This interesting circuit of 18 multiplexed LEDs was found in the February 1992 issue of Radio...
The circuit shown in the figure generates signals of 6 Hz and 1 Hz, which can be used in...
The circuit shown in the figure serves as a pre-amplifier with a voltage gain of around 12 times,...