Common base transformer stage (CB22223E)

Found in an old American documentation, this step has as input and output transformers coupling. Two power sources are used.

Digital CMOS Switch (CB16601E)
This bistable touch circuit using CMOS technology controls a relay. The supply voltage must be...
Machine gun (CB11961E)
This project is from the book Science Fair Projects by Newton C. Braga. In it we have a relay that...
Triggered sawtooth generator (CB7599E)
This circuit was obtained in an old documentation, but it is still current by the used components....