The voltages in an adjusted range in the trimpots are indicated by 3 LEDs. The LEDs indicate when the voltage is below the range, above the range and in the range.
The Buck-type DC-DC converter (voltage lowerer) shown in figure 11 is suggested by Analog Devices...
This circuit uses an unusual component today which is the integrated circuit. We found this...
This amplifier is from the 1982 SGS linear integrated circuit manual. The power supply must be...