The Tektronix GMA202 is a 19" monochrome raster monitor module with a resolution up to 1536x2048 pixels on a 267x356 mm² viewing area. The CRT is oriented vertically for page/portrait format.

Tektronix GMA202
19" monochrome raster monitor

Produced from (?) to (?)

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(All manuals in PDF format unless noted otherwise)

Unlike the GMA201, the GMA202 model appears to provide the cabinet/bezel as part of the base price.

Conrad Odenthal designed the magnetically deflected CRT (also used in GMA201 and GMA251).

Key Specifications

CRT 19" (diagonal), 1536x2048 resolution, P4 Phosphor
Amplifier Bandwidth DC to 200 MHz
Input Impedance 50 Ω
Input format Linear DC coupled
Sync Input TTL compatible, falling-edge triggered
Horizontal Sync 93 kHz
Vertical Sync 60 Hz
Power 87-128 / 175-256 VAC, 48-63 Hz, 150 W
Dimensions 447 mm (17.6") H × 389 mm (15.3") W × 485 mm (19.1") D
Weight 25 kg (55 lb)


  • $3950 in 1989 catalog ($9,800 in 2023 Dollars)