This circuit is from a 1976 Motorola CMOS manual. It can be implemented with modern Darlingtons like those in the Texas TIP series. The load current depends only on the Darlington transistor.
The SCR MCR1000 MOS is a rare component today. It is an SCR with MOS field trip, requiring a...
This circuit was found in a Radio Electrnics of the 90s. The SCR can be any of the 106 series...
This circuit transmits to an FM receiver placed nearby telephone conversations. The coil consists of 4...