The circuit presented is a documentation for radio amateurs from 1978. Implemented with common CMOS and linear components, it indicates CMOS logic levels.
We found this circuit in a Radio Electronics Experimenter from 1990. The circuit uses a common...
We found in Radio Electronics magazine from June 1959 this current amplifier circuit for measuring very...
This Wien bridge circuit, using a 741 operational amplifier, was suggested by Texas Instruments in its 1996...