This circuit was found in an old manual of integrated circuits. The operational is of the time, uncommon nowadays. The power supply must be symmetrical.
The circuit presented uses Linear Technology Operationals, having been found in a 1993 manual. The...
The amplitude of the output signal of this amplifier is proportional to the hub of the input...
Using the 709 integrated circuit, one of the first operational, this circuit was found in the...