This circuit was found in the May 1982 issue of Radio Electronics magazine. The circuit inverts the polarity of a power supply to obtain a voltage of -5 V.
This circuit was found in the March 1980 issue of Radio Electronics magazine. It is based on the...
To divide by an odd number‘ means not only the need for flip-flops, but some additional logic too. The...
This circuit was obtained from a 1966 magazine but can be easily assembled using the 2N2646 as a...