This circuit causes the powered lamp to fluctuate in brightness by 20% intensity. It can be used in other applications. We found it in the April 1998 Electronics Now magazine.
In this circuit, the LEDs light up in sequence until the last one, when the end of the timing is...
We found this circuit in a 1979 Poptronics. The coil is formed by 5 turns of wire 28 in an...
The resistors in this circuit marked with * must be within 1% tolerance. The circuit is from the...