This amplifier is from Motorola's 1990 Linear Databook. The circuit can be used with operating amplifiers with the same characteristics and the power supply must be symmetrical.
This circuit suggested by Intersil, provides a Kelvin scale of 3 and a half digits in a 7106, with...
With this circuit we can control a load from 500 mA to 1 A, depending on the transistor, using a low...
This audio mixer or mixer was found in a translation of an American publication from the 1980s. The...