Using a 4046 PLL, which is not very common nowadays, this circuit was found in the October 1994 issue of Electronics Now magazine. The power is provided by the transistor and is small in this case.
To divide by an odd number‘ means not only the need for flip-flops, but some additional logic too. The...
This circuit, from a 1975 technical documentation provides a gain of 14 dB at signals from 500 kHz to...
This circuit was found in American documentation from the 60's. The transistors are made of...