Using a 4046 PLL we found this circuit in the December 1989 issue of Radio Electronics magazine. The circuit operates at 220kHz, but this frequency can be changed by changing C3.
Found in a 90's EDN, this xenon pulsator uses a Sidac. We already used this setting in an article...
This dimmer for incandescent lamps is one of the many found in this section. This was obtained...
A tap on sensor X1 of the circuit shown in the figure causes the flip-flop formed by the 4 NAND...