Found in an article in the August 1971 Radio Electronics magazine, this circuit supports 106 series SCRs and general-purpose transistors such as the BC.
This circuit is from documentation from Analog Devices from the 90s. The circuit uses operational...
Based on components from Linear Technology, we find this circuit in a 2005 manual. The circuit...
This basic circuit is from 1984 documentation. This circuit can be used as an efficient burglar alarm...