In the figure we have a trigger circuit using an SCS with a common incandescent lamp as load. The circuit is from a 1964 General Electric publication.
This circuit is recommended for alarm systems since it has a good output stage. The circuit is...
) Suggested by Philips in a 1968 documentation this circuit has very high 10 ohm on-load voltage...
No information is given about the transformers in this circuit suggested by Motorola in a 1968...