This circuit turns your air conditioner or other appliance on and off in adjustable cycles to save energy. The circuit is from a 1983 Electronics Experimenter Handbook Special projects.
The basic idea of the circuit shown in the figure is to increase the brightness of an ordinary...
With the appropriate choice of C1 and C2 it is possible to divide the frequency of a rectangular 3 V...
This circuit was published in a 1979 magazine, but it can still be easily assembled as the...