Found in Philips' 1967 documentation, this circuit makes use of period components. The SCR can be of any type, depending on the power of the controlled load.
This circuit was originally found in a Philips documentation from 1969. It is intended for sensing...
This circuit is obtained from old documentation, activating it when there is a power cut in the...
This circuit is from a 1977 application manual for timers. The circuit provides a negative pulse...