This circuit with a 4046 PLL was found in the December 1989 issue of Radio Electronics magazine. The circuit produces the clicks of a roulette wheel at decreasing speed.
This LC circuit oscillator was found in the July 1993 issue of Electronics Now magazine. The...
This interesting sensor for RF signals was found in an article in the June 1989 Radio Electronics...
This circuit interrupts the power supply when grounding is missing. The circuit is from an old...