The presented circuit was found in a 90’s Electronic Engineering. The circuit is based on CMOS technology and can be easily assembled today.
This converter was found in the June 1991 issue of Radio Electronics magazine. The circuit uses...
This simple field strength meter was found in a 1970 publication. The zero-adjustment...
Found in Philips' 1968 documentation, this circuit serves as a 6.3 V reference for high stability. |...