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website/content/museum/panasonic-jr-200u.md
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yann64andClaude Opus 5.5 3eeabe9649 Full content from the completed page crawl (media download still running)
6,654 pages: 1,289 machines, 702 software, 460 companies, 64 history, 17 articles, 59 fun.
4,336 media files so far; references to files not downloaded yet are left out.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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2026-10-12 07:55:22 +02:00

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Raw Blame History

title, categories, types, origins, years, cpus, params
title categories types origins years cpus params
Panasonic JR-200U
Computers
Home Computer
U.S.A.
1983
MN 1800A
name company company_name specs tabs photos adverts hardware screenshots emulators links comments related oc_id source
JR-200U /companies/panasonic Panasonic
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NAME JR-200U
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MANUFACTURER Panasonic
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TYPE Home Computer
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ORIGIN U.S.A.
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YEAR January 1983
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END OF PRODUCTION 1984
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BUILT IN LANGUAGE JR Basic 5.0
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KEYBOARD Chicklet keyboard with basic statements printed on the keys, 64 keys
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CPU MN 1800A (6802 compatible)
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SPEED Unknown
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CO-PROCESSOR MN1544
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RAM 36kb (32k + 2k for graphic characters + 2k VRAM)
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VRAM 2 kb
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ROM 16 kb
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TEXT MODES 32 x 24
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GRAPHIC MODES 64 x 48
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COLORS 8
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SOUND 3 voices, 5 octaves
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SIZE / WEIGHT 348 × 208 × 56 mm / 1,7 Kg
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I/O PORTS Composite video out, RF video out, RGB video out, Expansion bus, Tape (600/2400 bauds), RS-232c/printer port, External speaker
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BUILT IN MEDIA None
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POWER SUPPLY AC100V 50/60Hz, 8w
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PERIPHERALS JR-F11 floppy disk-drive, JR-U07 Joystick interface, JR-U05 RS232 interface, JR-PO1 Centronics interface
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PRICE $349.95 (USA, march 1983)
photos
adverts
hardware
software
emulators
links
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REAR CONNECTORS null
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US ADVERT null
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F-01 DISK-DRIVE 5''1/4 floppies null
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BOOT SCREEN Basic null
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DEMO TAPE JR-200 title null
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DEMO TAPE 3D graph display null
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DEMO TAPE Color graph display null
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DEMO TAPE Color graph display #2 null
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DEMO TAPE Color demo null
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DEMO TAPE Color sample null
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DEMO TAPE Panasonic JR200 null
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DEMO TAPE Merry go 'round null
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DEMO TAPE Panasonic Home Computer null
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BREAKING BLOCK null
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COSMIC PATROL null
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CRAZY MAZEY null
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GEOGRAPHY EXPLORER USA null
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SANTA PARAVIA null
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VORTEX null
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Virtual Panasonic JR-200U http://www.geocities.com/emucompboy/ Windows Thanks to James the Animal Tamer , there is now a JR200 emulator !
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Armchair Arcade Covers the PPC JR-200U http://www.armchairarcade.com/neo/node/1598 Excellent article from Armchair Arcade, very detailed
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Matsushita JR Museum http://dec.sakura.ne.jp/~hayashi/jr/index.html A japanese virtual museum dedicated to the JR computers !
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Marq (Finland) Sunday 28th September 2014 The Service Manual is now available at Vintage Volts. All in all, a lot more has been discovered about the machine. My current guess is that the CPU runs at 1.366 MHz.
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Lance Lindell (United States) Sunday 17th November 2013 Hello, I want to let enthusiasts know that there is currently a mint Panasonic JR-200U listed on eBay by user ID seattlegoodwill. They are very reputable and seem to always have a good stock of "old computers." Save it from the landfill! Lance
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Marq (Helsinki, Finland) Friday 16th March 2012 I''ve been trying to hack the JR-200UP for some time now and have discovered a thing or two (the technical manual WOULD have been a nice addition...) See the findings here: http://www.kameli.net/marq/?page_id$1270
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Robert Saler (Toronto, CANADA) Tuesday 11th October 2011 This message is for J. Mitch Hopper - I recently bought a Panasonic JR-200 but with no manuals. Cute little computer, but I am going to need manuals to figure anything out.\ I see from the postings that you have docs - could you please email them to me at robert.saler@gmail.com.\ Cant do anything without them - sorry for the trouble.\ Thanks - Robert
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Clocky (Australia) Thursday 22nd September 2011 I have a JR-200U and need any information I can find, could you please email me the manual to clockmeister@internode.on.net J. Mitch Hopper? Thanks in advance.
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J. Mitch Hopper Wednesday 17th August 2011 Note to athansoft:\ Alas, I forgot to send you the manual. Very sorry for the delay. Just sent it.
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athansoft Thursday 27th January 2011 My email is athansoft@hotmail.com. Thank you J. Mitch Hopper. I am waiting for your pdf files
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J. Mitch Hopper Thursday 20th January 2011 I have manuals. If you want them, post a message here with contact info. I will email the PDF on request.
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athansoft (Greece) Tuesday 18th January 2011 I have a Panasonic JR-200UP but without manuals. Could anyone sent me photocopies or pdf file of it and I''ll pay him. Thank you
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J. Mitch Hopper Sunday 8th August 2010 I have a JR-200 new-in-the-box with manuals. Looking over the detailed memory map,I see that it is exactly the same as the Radio Shack CoCo - right down to the free, unassigned space.
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Michael (United States) Sunday 22nd December 2002 For the most in-depth information available on the JR-200u visit: http://home.kc.rr.com/vintagecomputers/index.html
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James the Animal Tamer (Internet) Saturday 6th April 2002 Emulator resides on\ www.geocities.com/emucompboy I'd need the technical or development docs to make the emulator better.
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Hafthor Stefansson (Earth) Friday 29th March 2002 I still have an old Panasonic JR-200U that I bought from J&R Music World in\ NY in 1984 or so. For the day, it was actually a pretty nice little machine.\ 32KB, better graphics than the CoCo, but still not very good, a Motorola\ 6802 processor, fairly decent sound, an independent timer (which is how it\ ended up as a fancy alarm clock for me for a couple of years). I didn't get any peripherals with it, but I did have the cassette cable and used a crappy little Radio Shack cassette recorder to save/load my programs. I had no software except for the stuff I wrote myself, but it was still a great first computer. I never really figured out how the MON debug monitor thingy worked.\ Also, I never got a real owners manual. When J&R shipped it to me, it was missing the manual all together. After several phone calls, they agreed to send one. What I got was a Xerox copy of the manual. That kinda sucked, but\ it worked.
/museum/matsushita-national-jr-200
553
url date
https://web.archive.org/web/20230609170048/http://www.old-computers.com/museum/computer.asp?c=553 2023-06-09

This computer is the same as the Matsushita JR-200U.

Two years in the making, the Panasonic JR-200 computer was officially announced in January of 1983, with additional launch dates provided for the computer and peripherals. The JR-200u received early and strong support from two software publishing companies; Data-Most and Walt Disney Telecommunications. Having the support of both of these companies, especially Data-Most, was crucial in Panasonic's strategy to successfully market this computer, as well as it's plans to have 30 software titles available by the official launch in the spring of 1983. Additionally, Panasonic planned for an additional 24 titles to become available by mid-summer of 1983 by consulting with other software developers.

From the start, the Panasonic JR-200u was never meant to be a cartridge based machine. Panasonic had other plans for a cartridge based system which never materialized. Initially, software was to be developed first on cassette tapes, and later floppy disks.