HP 2648A

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HP 2648A
Manufacturer HP
Model 2648A
Introduced July, 1977
Introductory Price $5,500
Discontinued 1983
Interfaces RS-232C,
20 mA current loop
Baud Rates 110, 150, 300, 1200, 2400, 4800, 9600
Size 10x5-inch
Phosphor P4 white
Refresh Rates 60 Hz, 50 Hz
Character Modes
Resolution 80x24
Matrix 7x9
Cell 9x15
Graphic Modes
Type Monochrome
Resolution 720x360
CPU Intel 8080
RAM 8 KB to 12 KB
Personalities Tektronix 4010
Code Chart HP 2648A

The HP 2648A is a monochrome graphics terminal introduced in July, 1977 at a price of $5,500, or $7,100 with optional cartridge tape drives.[1][2][3][4] It was discontinued in 1983.[5]


  • graphics and alphanumeric data viewed separately or simultaneously
  • 32K RAM graphics memory
  • graphics zoom and pan
  • optional cartridge tape drives storing 220K, 110K per tape


HP Museum


External Links


  1. "Raster Scan CRT Designed for Novices", Computerworld, July 11, 1977, pg. 40
  2. "Versatile Low-Cost Graphics Terminal Is Designed for Ease of Use", Peter D. Dickinson, HP Journal, 29(5), pg. 2, January, 1978
  3. "Raster Scan Graphics with Zoom and Pan", Otakar Blazek and Michael B. Raynham, HP Journal, 29(5), pg. 6, January, 1978
  4. "Firmware Control of a Microprocessor-Based Graphics Terminal", John J. Moyer, HP Journal, 29(5), pg. 12, January, 1978
  5. "HP Terminals". http://www.sieler.com/hp_terminals.html. Retrieved October 23, 2015.