This circuit was found in a 1967 General Electric manual. It is intended for the control of high voltage Nixie pipes used at the time. SCRs may be equivalent.
This circuit was found in a Texas optoelectronic manual. Observe the polarity of the supply. Other...
This xenon lamp circuit is from old documentation. The trip transformer has a 1: 1 turn ratio and...
The CK722 transistor used in this circuit is one of the first commercial types in the world. The...