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 uses one of two D-type flip-flops available on an integrated circuit 4013. The...
This circuit is from an 80's documentation. The transistor can be any general purpose PNP and the...
In this circuit of 1987 the player has to briefly press one of the keys trying to hit which LED...