DMAF2 Floppy Disk System

The Southwest Technical Products Corporation DMAF2 is a dual drive, single and double density, double sided eight-inch disk system. The DMAF2 is designed to operate with the SWTPC 6800 and 6809 SS-50 bus computer systems. Although the DMAF2 is designed to operate with two drives, up to four drives may be used with a special daisy chained interconnection cable.

DMAF2 Figures (600K PDF)
    P30 Power Supply Schematic
    DMAF2 Chassis Layout
    Double Density Write Pre-Compensation
    Double DensityData Separator

Red Blue PCB Layout (510K PDF)

DMAF2 Controller Schematic (1MB PDF)

Michael Holley's SWTPC Collection Home Page