This commercial clock circuit was found in the August 1976 issue of Radio Electronics magazine. The circuit uses a period module and includes power from a special transformer.
We found this oscillator in a documentation for radio amateurs from the 1970s. The circuit can use...
Many oscilloscopes have high impedance inputs that make it difficult to observe high frequency signals...
This is the receiver for the previous circuit we found in the December 1992 Radio Electronics...