We found this circuit in the November 1975 issue of Radio Electronics magazine. It uses a digital module from the time with several adjustments. The power supply must have the indicated voltage.
The circuit shown in the figure consists of an amplifier for stereo sources with Maxim's MAX9723...
This simple low current circuit was found in a Radio Electronics magazine from August 1960. The...
This small 2-transistor amplifier was found in the Radio Electronics magazine of May 1959. The...