The setting of this power supply is only 0.1%. We found it in a 1969 US documentation. Transistors may be current equivalents. Note the use of symmetrical power supply.
We found this circuit in the July 1994 issue of Electronics Now magazine. The circuit can use...
We found this circuit in a 1983 publication. It is a simple touch alarm circuit using a SCR type...
June 2017 - Mouser Electronics has in stock the new HumpRO frequency hopper transceivers from Linx...