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.
In the figure we have the power supply for the 8 W amplifier in the previous circuit. The circuit...
This low current source uses some components that are hard to find in ours. The transformer is a...
We found this circuit in an integrated circuit cookbook from 1974. The circuit can provide larger...