This very low current circuit was found in the April 1995 issue of Electronics Now magazine. The circuit operates at voltages from 6.5 to 10 V.
Found in Popular Elecronics, this configuration also appears in this section, but obtained from other...
The SAA1027 integrated circuit was specifically developed to control stepper motors with a 500mA...
The operational amplifier used is a double 741. The power supply is symmetrical, and the gain is...