Difference between revisions of "HP 2648A"

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__NOTOC__
 
{{infobox terminal
 
{{infobox terminal
 
| 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
 
| intro_price = $5,500
 
| intro_price = $5,500
 +
| discontinued_year = 1983
 
| interface = RS-232C
 
| interface = RS-232C
 +
| interface2 = 20 mA current loop
 +
| baud_rates = 110, 150, 300, 1200, 2400, 4800, 9600
 
| char_resolution = 80x24
 
| char_resolution = 80x24
 
| char_matrix = 7x9
 
| char_matrix = 7x9
 +
| char_cell = 9x15
 
| phosphor = P4 white
 
| phosphor = P4 white
 
| refresh_rate = 60
 
| refresh_rate = 60
 
| refresh_rate2 = 50
 
| refresh_rate2 = 50
−
| display_size = 5x10-inch
+
| display_size = 10x5-inch
−
| processor = Intel 8080
+
| cpu = [[wikipedia:Intel 8080|Intel 8080]]
−
| ram = 8 K to 12 K
+
| ram = 8 KB to 12 KB
 +
| graphic_type = monochrome
 +
| graphic_resolution = 720x360
 +
| personality1 = Tektronix 4010
 
}}
 
}}
 
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
 
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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| title="Raster Scan CRT Designed for Novices"
 
| title="Raster Scan CRT Designed for Novices"
 
| date=July 11, 1977
 
| date=July 11, 1977
−
}}<ref>[http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf ''HP Journal''], '''29'''(5), January, 1978</ref>
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}}{{hpjournal
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| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf
 +
| title=Versatile Low-Cost Graphics Terminal Is Designed for Ease of Use
 +
| author=Peter D. Dickinson
 +
| volume=29
 +
| number=5
 +
| page=2
 +
| date=January, 1978
 +
}}{{hpjournal
 +
| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf
 +
| title=Raster Scan Graphics with Zoom and Pan
 +
| author=Otakar Blazek and Michael B. Raynham
 +
| volume=29
 +
| number=5
 +
| page=6
 +
| date=January, 1978
 +
}}{{hpjournal
 +
| url=http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1978-01.pdf
 +
| title=Firmware Control of a Microprocessor-Based Graphics Terminal
 +
| author=John J. Moyer
 +
| volume=29
 +
| number=5
 +
| page=12
 +
| date=January, 1978
 +
}}  It was discontinued in 1983.<ref>{{cite web
 +
| url=http://www.sieler.com/hp_terminals.html
 +
| title=HP Terminals
 +
| accessdate=October 23, 2015
 +
}}</ref>
  
 
Features:
 
Features:
 
* graphics and alphanumeric data viewed separately or simultaneously
 
* graphics and alphanumeric data viewed separately or simultaneously
 
* 32K RAM graphics memory
 
* 32K RAM graphics memory
−
* 720x360 graphics resolution
 
 
* graphics zoom and pan
 
* graphics zoom and pan
−
* optional cartridge tape drives storing 220K per tape
+
* optional cartridge tape drives storing 220K, 110K per tape
 +
 
 +
== [[Manx]] ==
 +
* {{manx details|7,14275|HP 2648A Graphics Terminal Reference Manual}}, August, 1978
 +
* {{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}}
 +
 
 +
== [http://www.hpmuseum.net HP Museum] ==
 +
* [[hpmuseum:2506|HP 2648A Brochure]], May, 1977
 +
* [[hpmuseum:2511|HP Journal]], January, 1978
 +
* [[hpmuseum:2523|HP 2648A User's Manual]], January, 1979
 +
* [[hpmuseum:4132|HP 2648A Quick Reference Guide]], October, 1978
 +
 
 +
==Images==
 +
<gallery>
 +
File:HP 2648A 131342448345-1.jpg
 +
File:HP 2648A 131342448345-2.jpg
 +
File:HP 2648A 131342448345-3.jpg
 +
File:HP 2648A 131342448345-4.jpg
 +
File:HP 2648A 131342448345-5.jpg
 +
</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}}
  
 
[[Category:HP|2648A]]
 
[[Category:HP|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]]
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{{stub}}

Latest revision as of 16:57, 21 January 2026

HP 2648A
HP 2648A 131342448345-1.jpg
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 Museum

Images

  • HP 2648A 131342448345-1.jpg
  • HP 2648A 131342448345-2.jpg
  • HP 2648A 131342448345-3.jpg
  • HP 2648A 131342448345-4.jpg
  • HP 2648A 131342448345-5.jpg

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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