This amplifier provides up to 15 W of output when powered by a simple 12 V source. The integrated circuit must have an excellent heat sink.
In the figure we show an interesting application for integrated circuit 4001. This circuit causes a...
The operational 3403 is not currently common, but a similar configuration can be made with modern...
Found in a 1954 documentation, this circuit uses a germanium transistor from the time. The coil...