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The sensivity of most moderately-priced AM receivers is poor in the mediumwave band. worse yet, selectivity also drops otf sharply within t... -
Circuit Description: The circuit consists of four separate circuits, each responsible for indicating a different water level. The first circ... -
This circuit simulates the flipping of a coin by merely pressing S1' Of course, the electronic version, if used for important decisions... -
The schematic circult of the Pendulum Alarm is shown in Figure l.The circuit has as its heart an SCR (Silicon Controlled Rectifier), which ...