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This circuit is intended to program AVR controllers such as the AT90S1200 via the parallel port. The circuit is extremely simple. IC1 p... -
This circuit demands a control current that is 100 times smaller than that needed by a typical optically isolated solid state relays. It ... -
Strip LEDs are available in different colours powered by direct current (DC) source. These LEDs are available as surface mount devices with... -
Transistor Checker Circuit Diagram. This simple circuit has helped me out on many occasions. It is able to check transistors, in the circ...
