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.
This circuit was found in a 73 magazine for radio amateurs of the 90s. The circuit uses two types...
Using a 4046 PLL, which is not very common nowadays, this circuit was found in the October 1994...
This interesting circuit is nothing more than a joke. Of course it can be used for other purposes....