Sinclair QL Service Manual

340 PAUSE 50
350 SAVE ser1
360 END DEFine
TABLE D1 - SIGNAL TEST PROGRAM
FIGURE D1
FIGURE D2
MICRODRIVE SIGNAL (100 KHZ WRITE)
FIGURE D3
FIGURE D4
FIGURE D5
MICRODRIVE SIGNALS (100 KHZ READ)
FIGURE D6
FIGURE D7 FIGURE D8
MICRODRIVE SIGNALS (FORMAT READ)

Sinclair QL Specifications

General

Processor	Motorola 68008
Clock Speed	7.5 MHz
RAM	128 KB (expandable to 640 KB)
ROM	48 KB
Operating System	Sinclair QDOS
Release Year	1984
Storage	Microdrive tape loop
Graphics	256x256 pixels, 8 colors
Ports	RS-232, ROM cartridge
Sound	Beeper (internal speaker)