Difference between revisions of "HP 2644A"
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| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1976-05.pdf | | url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1976-05.pdf | ||
− | | title= | + | | title=Mini Data Cartridge: A Convincing Alternative for Low-Cost, Removable Storage |
| author=Alan J. Richards | | author=Alan J. Richards | ||
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* {{manx details|7,21552|HP 13255 Backplane Module Data Terminal Technical Information}}, October, 1977 | * {{manx details|7,21552|HP 13255 Backplane Module Data Terminal Technical Information}}, October, 1977 | ||
* {{manx details|7,21553|HP 13255 Power Supply Module Data Terminal Technical Information}}, August, 1976 | * {{manx details|7,21553|HP 13255 Power Supply Module Data Terminal Technical Information}}, August, 1976 | ||
+ | * {{manx details|7,21555|Roseville Terminals Cabling Manual}} | ||
==External Links== | ==External Links== |
Latest revision as of 21:07, 13 December 2019
HP 2644A | |
---|---|
Manufacturer | HP |
Model | 2644A |
Lifetime | |
Introduced | September, 1975 |
Introductory Price | $4,400 |
Communication | |
Interfaces |
RS-232C, 20 mA current loop |
Baud Rates | 100, 150, 300, 1200, 2400 |
Display | |
Size | 5x10-inch |
Phosphor | P4 white |
Refresh Rates | 60 Hz, 50 Hz |
Character Modes | |
Resolution | 80x24 |
Attributes |
Normal, Reverse Video |
Matrix | 7x9 |
Firmware | |
CPU | Intel 8080 |
ROM | 12 KB |
RAM | 4 KB |
The HP 2644A terminal was introduced in September, 1975 at a price of $4,400.[1][2][3][4]
Manx
- 264x Composite Service Manual, May, 1981
- HP 13255 Backplane Module Data Terminal Technical Information, October, 1977
- HP 13255 Power Supply Module Data Terminal Technical Information, August, 1976
- Roseville Terminals Cabling Manual
External Links
- HP 264x Terminals, CuriousMarc
References
- ↑ "HP CRT Features Built-in Mass Storage", Computerworld, September 24, 1975, pg. 28
- ↑ "New CRT Terminal Has Magnetic Tape Storage for Expanded Capability", Robert G. Nordman, Richard L. Smith, and Louis A. Witkin, HP Journal, 27(9), pg. 2, May, 1976
- ↑ "Mini Data Cartridge: A Convincing Alternative for Low-Cost, Removable Storage", Alan J. Richards, HP Journal, 27(9), pg. 6, May, 1976
- ↑ "HP Catalog". 1976. http://www.hparchive.com/Catalogs/HP-Catalog-1976.pdf. Retrieved April 15, 2012.
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