This old configuration of an audio amplifier has a push-pull two-transistor output stage. Output power is low and the critical components are the transformers. The circuit was found in an 1958’s publication.
This CW circuit was found in a Radio Amateur Today from the 890s. The CMOS circuit must be powered by...
This power supply, found in 2002 documentation, uses fixed 1 A regulators for the power output. The...
We found this circuit in Texas Instruments' Linear Circuits Applications. In the original it is...