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Apple Monitor III A3M0039
Price: US $60.00
The Apple Monitor III A3M0039 is a vintage monochrome CRT computer monitor introduced around 1980 for the Apple III computer. It features a 12-inch green-phosphor display, an anti-glare screen, and a standard composite video input. It was also compatible with various Apple II systems and other computers capable of outputting compatible composite video. This is a collectible piece of early Apple computing history.
Key Specs
Brand: Apple
Model: Monitor III A3M0039
Type: Monochrome CRT computer monitor
Screen size: 12-inch diagonal
Display: Green phosphor, monochrome
Resolution: Approximately 700 TV lines at the center
Text display: Up to 80 columns × 24 rows
Video input: Composite video via RCA connector
Video signal: Approximately 1.0 V peak-to-peak, 75-ohm input
Power: 117V AC, 50/60 Hz
Power consumption: Approximately 27W typical, 45W maximum
Manufacturing period: Early to mid-1980s for this model variant
