Difference between revisions of "HP 2648A"
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| manufacturer = HP | | manufacturer = HP | ||
| model = 2648A | | model = 2648A | ||
| + | | image = HP_2648A_131342448345-1.jpg | ||
| intro_month = July | | intro_month = July | ||
| intro_year = 1977 | | intro_year = 1977 | ||
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| refresh_rate2 = 50 | | refresh_rate2 = 50 | ||
| display_size = 10x5-inch | | display_size = 10x5-inch | ||
| − | | | + | | cpu = [[wikipedia:Intel 8080|Intel 8080]] |
| ram = 8 KB to 12 KB | | ram = 8 KB to 12 KB | ||
| graphic_type = monochrome | | graphic_type = monochrome | ||
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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}} | ||
== [http://www.hpmuseum.net HP Museum] == | == [http://www.hpmuseum.net HP Museum] == | ||
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File:HP 2648A 131342448345-5.jpg | File:HP 2648A 131342448345-5.jpg | ||
</gallery> | </gallery> | ||
| + | |||
| + | ==External Links== | ||
| + | * [http://bitsavers.org/pdf/hp/terminal/264x/264x_firmware/ Firmware] | ||
| + | * [https://www.curiousmarc.com/computing/hp-264x-terminals HP 264x Terminals], CuriousMarc | ||
{{References}} | {{References}} | ||
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[[Category:HP 264x|2648A]] | [[Category:HP 264x|2648A]] | ||
[[Category:Local Storage]] | [[Category:Local Storage]] | ||
| + | [[Category:Monochrome]] | ||
[[Category:Graphics]] | [[Category:Graphics]] | ||
{{category raster}} | {{category raster}} | ||
[[Category:1977]] | [[Category:1977]] | ||
{{stub}} | {{stub}} | ||
Latest revision as of 16:57, 21 January 2026
| HP 2648A | |
|---|---|
 | |
| Manufacturer | HP |
| Model | 2648A |
| Lifetime | |
| Introduced | July, 1977 |
| Introductory Price | $5,500 |
| Discontinued | 1983 |
| Communication | |
| Interfaces |
RS-232C, 20 mA current loop |
| Baud Rates | 110, 150, 300, 1200, 2400, 4800, 9600 |
| Display | |
| 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 |
| Firmware | |
| 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]
Features:
- 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
Manx
- HP 2648A Graphics Terminal Reference Manual, August, 1978
- 264x Composite Service Manual, May, 1981
- HP 13255 Data Terminal Technical Information, August, 1982
- 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
HP Museum
- HP 2648A Brochure, May, 1977
- HP Journal, January, 1978
- HP 2648A User's Manual, January, 1979
- HP 2648A Quick Reference Guide, October, 1978
Images
External Links
- Firmware
- HP 264x Terminals, CuriousMarc
References
- ↑ "Raster Scan CRT Designed for Novices", Computerworld, July 11, 1977, pg. 40
- ↑ "Versatile Low-Cost Graphics Terminal Is Designed for Ease of Use", Peter D. Dickinson, HP Journal, 29(5), pg. 2, January, 1978
- ↑ "Raster Scan Graphics with Zoom and Pan", Otakar Blazek and Michael B. Raynham, HP Journal, 29(5), pg. 6, January, 1978
- ↑ "Firmware Control of a Microprocessor-Based Graphics Terminal", John J. Moyer, HP Journal, 29(5), pg. 12, January, 1978
- ↑ "HP Terminals". http://www.sieler.com/hp_terminals.html. Retrieved October 23, 2015.
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