In the figure we have an IF amplifier step using a MOSFET. The circuit was found in a 1980s documentation, intended for FM receivers of the time.
This circuit was obtained from an American 80's documentation. The transistors can be 2N2222 and...
We found this circuit in an American 1980s documentation. The circuit uses a piezoelectric transducer...
This circuit was found in a 1977 Signetics manual. The 556 consists of a 555 double and the...