The circuit presented is a documentation for radio amateurs from 1978. Implemented with common CMOS and linear components, it indicates CMOS logic levels.
This power control with SCR was found in Radio Electronics from April 1966. The components are...
A frequency divider for digital signals can be constructed based on a single 4018 integrated...
The circuit shown is from Motorola's 1990 Linear Databook. Shaded components are optional. The...