This circuit uses a CMOS integrated circuit as a basic element and can be combined with the previous circuits. The circuit is from a Radio Electronics from May 1990.
This circuit was found in a 1977 documentation. It limits the voltage from a source using zener...
Lamp Control (CB25902E) This low-current control circuit has a lamp as a load, but can have other...
This interesting circuit found in a European publication from the 1990s eliminates the voice that...