yann64andClaude Opus 5.5
b274874139
1,289 discussions, 9,527 archived comments; pages no longer carry the comments themselves. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ
134 lines
4.0 KiB
Markdown
134 lines
4.0 KiB
Markdown
---
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title: Tandy Radio Shack TRS 80 PC-4
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categories:
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- Computers
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types:
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- Pocket
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origins:
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- Japan
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years:
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- '1982'
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cpus:
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- HD61913 CMOS VLSI
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params:
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name: TRS 80 PC-4
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image: /media/museum/photos/tandy_pc4_system_s1.jpg
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company: /companies/tandy-radio-shack
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company_name: Tandy Radio Shack
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specs:
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- label: NAME
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value: TRS 80 PC-4
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- label: MANUFACTURER
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value: Tandy Radio Shack
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- label: TYPE
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value: Pocket
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- label: ORIGIN
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value: Japan
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- label: YEAR
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value: '1982'
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- label: END OF PRODUCTION
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value: Unknown
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- label: BUILT IN LANGUAGE
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value: Basic interpreter
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- label: KEYBOARD
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value: 53 keys with numeric keypad
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- label: CPU
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value: HD61913 CMOS VLSI
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- label: SPEED
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value: 455 kHz ceramic resonator used as system clock
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- label: RAM
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value: 1 KB (544 bytes for Basic programs) up to 2 KB
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- label: ROM
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value: 12 KB
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- label: TEXT MODES
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value: 1 line x 12 chars plus a 4 digit seven segment display part
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- label: GRAPHIC MODES
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value: None
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- label: COLORS
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value: Monochrome LCD
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- label: SOUND
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value: None
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- label: SIZE / WEIGHT
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value: 165 (W) x 71 (D) x 10 (H) mm / 116 g (with batteries)
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- label: I/O PORTS
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value: |-
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12-pin expansion port for printer and cassette interface\
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11-pin internal slot for memory module
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- label: POWER SUPPLY
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value: 2 x CR-2032 lithium batteries
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- label: PERIPHERALS
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value: 1 kB RAM PACK, cassette interface, mini thermal printer (from Tandy or Casio)
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- label: PRICE
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value: Unknown
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tabs:
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- photos
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- links
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- docs
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forum_thread: 977
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photos:
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- title: PROMOTIONAL BOX
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subtitle: ''
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text: ''
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image: /media/museum/photos/tandy_pc4_box_s1.jpg
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links:
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- title: RadioShackCatalogs.com
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url: http://www.RadioShackCatalogs.com
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text: Here, you can actually/virtually flip-through the pages to view the content of every RadioShack catalog!
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docs:
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- title: PC-4 OWNER'S MANUAL
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url: null
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cover: /media/museum/docs/couvs/tandy_pc4_%20owners-manual.jpg
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text: |-
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**PC-4 OWNER'S MANUAL**\
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written by Radio Shack
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compiled/archived by Unknown\
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type of document : ZIP\
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size : 5,3 MB\
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source : [Ira Goldklang's TRS-80 Revived Site](http://www.trs-80.com)
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- title: PC-4 SERVICE MANUAL
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url: null
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cover: /media/museum/docs/couvs/tandy_pc4_service-manual.jpg
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text: |-
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**PC-4 SERVICE MANUAL**\
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written by Radio Shack
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compiled/archived by Wade Fincher\
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type of document : ZIP\
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size : 3 MB\
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source : [Ira Goldklang's TRS-80 Revived Site](http://www.trs-80.com)
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- title: PRINTER/CASSETTE INTERFACE FOR TANDY POCKET COMPUTER
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url: http://www.trs-80.com/trs80-hw.htm
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cover: /media/museum/docs/couvs/tandy_pc1_printer-cassette-interface.jpg
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text: |-
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[**PRINTER/CASSETTE INTERFACE FOR TANDY POCKET COMPUTER**](http://www.trs-80.com/trs80-hw.htm)written by Radio Shack
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compiled/archived by Wade Fincher\
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type of document : PDF\
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size : 495 KB\
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source : [Ira Goldklang's TRS-80 Revived Site](http://www.trs-80.com)
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**... READ THE ONLINE VERSION BY CLICKING BELOW :**
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- title: PC-4 CASSETTE INTERFACE OWNER'S MANUAL
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url: null
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cover: /media/museum/docs/couvs/tandy_pc4_%20cassette-interface-owners-manual.jpg
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text: |-
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**PC-4 CASSETTE INTERFACE OWNER'S MANUAL**\
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written by Radio Shack
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compiled/archived by Unknown\
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type of document : ZIP\
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size : 2 MB\
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source : [Ira Goldklang's TRS-80 Revived Site](http://www.trs-80.com)
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related:
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- /museum/tandy-radio-shack-trs-80-pc-1
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- /museum/tandy-radio-shack-trs-80-pc-2
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oc_id: 1003
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source:
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url: https://web.archive.org/web/20230608084457/http://www.old-computers.com/museum/computer.asp?c=1003
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date: '2023-06-08'
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---
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The Tandy PC-4 Was a rebadged version of the Casio [PB-100](/museum/casio-pb-100/).\
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Apart from the brand/model plate, the design and features was identical to the original Casio model.
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