This article provides the technical specifications for the Apple Studio Display 21.

Technical Specifications

• Picture tube 21-inch (diagonal) Trinitron CRT
• 19.8-inch (diagonal) viewable image size
• Variable, superfine 0.25- to 0.27-mm aperture grille pitch

• 640 by 480 pixels at up to 85 Hz
• 800 by 600 pixels at up to 85 Hz
• 832 by 624 pixels at up to 75 Hz
• 1,024 by 768 pixels at up to 85 Hz
• 1,152 by 870 pixels at up to 75 Hz
• 1,280 by 1,024 pixels at up to 85 Hz
• 1,600 by 1,200 pixels at up to 85 Hz

• 31 to 107 kHz (horizontal)
• 48 to 120 Hz (vertical)

• Power on/off
• Brightness
• Contrast
• Horizontal size and centering
• Vertical size and centering
• Convergence
• Rotation
• Pincushion
• Keystone
• Parallelogram
• Bow
• Geometry corner correction
• Separate four-corner beam landing correction
• Overscan
• Degauss

• Internal calibration system
• Gamma curve adjustment
• Completely variable white-point selection (4,100K to 9,300K)
• Designed for optimal reproduction of PANTONE colors

• High-contrast, antireflective, antistatic coating

• 15-pin mini D-Sub VGA connector
• VGA-to-Macintosh adapter
• Four-port USB hub (powered)

• Line voltage:90V to 264V AC
• Frequency: 47 to 63 Hz,single phase
• Power:180W (maximum) when operating; less than 30W in standby mode; less than 5W when computer is in energy-saver mode

• MPR II
• CE Mark
• EPA ENERGY STAR compliant
• IEC 950
• UL1950
• CSA 950
• EN60950
• NUTEK
• TCO 95
• FCC Part 15 Class B; DOC Class B

• Operating temperature : 50° to 104° F (10° to 40° C)
• Storage temperature: 32° to 140° F (0° to 60° C)
• Operating humidity: 20% to 95% noncondensing
• Storage humidity: 5% to 95% noncondensing
• Operating altitude: 0 to 10,000 feet (0 to 3,048 m)

• Height: 22.3 inches (56.6 cm) including tripod stand
• Width: 20.1 inches (51.1 cm)
• Depth: 21.7 inches (55.0 cm)
• Weight: 77 pounds (35 kg)

• The Power Macintosh G3 (Blue and White) computer with built-in USB.
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• PowerBook G3 (Firewire)