Only for reference this is a circuito f a commercial receiver of the year 1958. The circuit uses coils and transformers hadr to find in our days. The circuit is destinated to receive MW stations.
This circuit activates an incandescent lamp at dusk and goes out at dawn. The sensor is an LDR and...
This circuit that simulates the sound of a drum is part of an article published in the Radio...
This version of the Pierce oscillator with the 2N3904 was found in the January 1994 issue of...