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 was found in a 1989 documentation. The circuit directly controls a power load by the use...
This circuit generates a train of pulses that depends on the time that is pressed PB and the value of...
The frequency of the signal produced by this oscillator depends on the amount of light falling...