Reference Documents
Sony PS-X50 Turntable Owners Manual 300dpi w/grayscale (3.3MB)
Tektronix 475A Oscilloscope Schematics 300dpi w/grayscale (7MB)
Heathkit AD-1013 Audio Scope Schematic (0.8MB)
DEC M8650 Serial Interface Annotated Schematic with mods (1.6MB)
Eico 685 Transistor Tester schematic (0.5MB)
Eico 685 Transistor Tester Operating Manual (6.3MB)
Eico ST-84 Preamp Manual - searchable (6.5MB)
Carver patent 4,218,660 (1.6MB)
Carver patent 4,484,150 (2.1MB)
Pennywhistle 103 Modem Manual (9.5MB)
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