Found in a 1980s documentation, this amplifier uses an integrated circuit that is not easy to obtain now as it is of the era. The circuit is intended for FI ceramic filter circuits.
Pressing and releasing S, the capacitor C1 charges and discharge slowly through the oscillator...
We found this circuit in a 2005 Linear Technology manual. The circuit makes use of the LT6101 and...
This circuit was obtained in an old American manual. The circuit is valid for any operational. The...