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.
The time the output is high (1) of a TLCSSB in the astable configuration depends on Ra and C. The...
The adjustment of the maximum load voltage is made in the trimpot. The circuit is from 1994...
This circuit from a 1967 documentation generates 2.5 Hz signals depending on the capacitors used,...