This is a classic FM amplifier IF amplification stage configuration. The circuit is from a 1980s documentation. CN is the neutralizing capacitor.
This circuit has a sensitivity of 2uW. We found it in documentation from the 1980s. The integrated...
The inverter circuit shown in the figure can be used to power a fluorescent lamp in an emergency...
In the figure we have an audio amplifier suitable for portable applications in both mono and...