HP 2648A

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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.<ref>[http://books.google.com/books?id=Pug1dzDJkw8C&lpg=PA40&pg=PA40 "Raster Scan CRT Designed for Novices"], Computerworld, July 11, 1977</ref>
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__NOTOC__
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{{infobox terminal
 +
| manufacturer = HP
 +
| model = 2648A
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| intro_month = July
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| intro_year = 1977
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| intro_price = $5,500
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| discontinued_year = 1983
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| interface = RS-232C
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| interface2 = 20 mA current loop
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| baud_rates = 110, 150, 300, 1200, 2400, 4800, 9600
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| char_resolution = 80x24
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| char_matrix = 7x9
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| char_cell = 9x15
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| phosphor = P4 white
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| refresh_rate = 60
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| refresh_rate2 = 50
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| display_size = 10x5-inch
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| cpu = [[wikipedia:Intel 8080|Intel 8080]]
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| ram = 8 KB to 12 KB
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| graphic_type = monochrome
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| graphic_resolution = 720x360
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| personality1 = Tektronix 4010
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}}
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The {{PAGENAME}} is a monochrome graphics terminal introduced in July, 1977 at a price of $5,500, or $7,100 with optional cartridge tape drives.{{Computerworld
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| id=Pug1dzDJkw8C
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| pg=40
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| title="Raster Scan CRT Designed for Novices"
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| date=July 11, 1977
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}}{{hpjournal
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| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf
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| title=Versatile Low-Cost Graphics Terminal Is Designed for Ease of Use
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| author=Peter D. Dickinson
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| volume=29
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| number=5
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| page=2
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| date=January, 1978
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}}{{hpjournal
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| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf
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| title=Raster Scan Graphics with Zoom and Pan
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| author=Otakar Blazek and Michael B. Raynham
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| volume=29
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| number=5
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| page=6
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| date=January, 1978
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}}{{hpjournal
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| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf
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| title=Firmware Control of a Microprocessor-Based Graphics Terminal
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| author=John J. Moyer
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| volume=29
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| number=5
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| page=12
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| date=January, 1978
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}}  It was discontinued in 1983.<ref>{{cite web
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| url=http://www.sieler.com/hp_terminals.html
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| title=HP Terminals
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| accessdate=October 23, 2015
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}}</ref>
  
 
Features:
 
Features:
* 8080 microprocessor
 
 
* graphics and alphanumeric data viewed separately or simultaneously
 
* graphics and alphanumeric data viewed separately or simultaneously
* 8K RAM alphanumeric memory, expandable to 12K
 
 
* 32K RAM graphics memory
 
* 32K RAM graphics memory
* 720x360 graphics resolution
 
* 80x24 alphanumeric resolution
 
* 9x15 dot character resolution
 
 
* graphics zoom and pan
 
* graphics zoom and pan
* optional cartridge tape drives storing 220K per tape
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* optional cartridge tape drives storing 220K, 110K per tape
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== [[Manx]] ==
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* {{manx details|7,14275|HP 2648A Graphics Terminal Reference Manual}}, August, 1978
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* {{manx details|7,21549|264x Composite Service Manual}}, May, 1981
 +
* {{manx details|7,21551|HP 13255 Data Terminal Technical Information}}, August, 1982
 +
* {{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|7,21555|Roseville Terminals Cabling Manual}}
 +
 
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== [http://www.hpmuseum.net HP Museum] ==
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* [[hpmuseum:2506|HP 2648A Brochure]], May, 1977
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* [[hpmuseum:2511|HP Journal]], January, 1978
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* [[hpmuseum:2523|HP 2648A User's Manual]], January, 1979
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* [[hpmuseum:4132|HP 2648A Quick Reference Guide]], October, 1978
 +
 
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==Images==
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<gallery>
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File:HP 2648A 131342448345-1.jpg
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File:HP 2648A 131342448345-2.jpg
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File:HP 2648A 131342448345-3.jpg
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File:HP 2648A 131342448345-4.jpg
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File:HP 2648A 131342448345-5.jpg
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</gallery>
 +
 
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==External Links==
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* [http://bitsavers.org/pdf/hp/terminal/264x/264x_firmware/ Firmware]
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* [https://www.curiousmarc.com/computing/hp-264x-terminals HP 264x Terminals], CuriousMarc
  
 
{{References}}
 
{{References}}
  
 
[[Category:HP|2648A]]
 
[[Category:HP|2648A]]
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[[Category:HP 264x|2648A]]
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[[Category:Local Storage]]
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[[Category:Monochrome]]
 
[[Category:Graphics]]
 
[[Category:Graphics]]
[[Category:Raster]]
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{{category raster}}
[[Category:CRT]]
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[[Category:1977]]
 
[[Category:1977]]
 +
{{stub}}

Latest revision as of 21:07, 13 December 2019

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:

Manx

HP Museum

Images

External Links

References

  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. 
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