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Byte June 1980 I-O Expansion TRS 80
I received this request: "..Hello, Years back i built for my model 1 an RS232 port based on an article in Byte (June 1980). I made some changes to the design which i have noted down. However i lost the original article (rather thrown away years ago all my copies of Byte...). Can somebody ... read more - Total messages in this thread: 2 Last Post: Byte June 1980 I-O Expansion TRS 80 11/16/2007 |
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Commodore "Coherent"
Anyone know what happened with "Coherent"? From Byte Feb 1984: "Commodore Plans UNIX-Like Operating system for Z8000-Based Computer" "Commodore announced that it will include the UNIX-like Coherent operating system in a new series of Z8000-based computers. Schedule to be formally announced... read more - Total messages in this thread: 2 Last Post: Commodore Coherent never launched 11/08/2007 |
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TRS 80 Mod 4P
I just picked up a TRS 80 Model 4p with a nice white chassis. I took a sampler of boot disks that are known to work on a regular Model 4. I thought I would test them on the 4P (it came with no software). NEW DOS 8 TRS DOS 6.2 LDOS 5.14 DOS Plus 3.5 DOS Plus 3.4 TRS DOS 1.3 When I try them... read more - Total messages in this thread: 1 |
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Inforex Core Memory Controller
I received a box containing an INFOREX Core Memory Controller from late 1970 / early 1971 and a DATARAM core memory cartridge / daughter card. The DATARAM core is 4K I believe, but I did not open it to check. The box also contained a document from 1978 about this type of 4K and 8K core memory, and s... read more - Total messages in this thread: 2 Last Post: Inforex Core Memory Controller 10/17/2007 |
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Seeking license page from dBase II
Does anyone have an original dBase II manual? If so, I'd appreciate a copy of the original dBase II License statement. If someone has and can scan & email it to me, I'd much appreciate it. my email is yosh at mantinband ddot com. Thanks! Yosh ... read more - Total messages in this thread: 3 Last Post: Seeking license page from dBase II 10/12/2007 |
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Microcomputing vs. Microcomputer
Here is a thread from a recent exchange from the MidAtlantic Retro Computing Hobbyists (MARCH) http://www.midatlanticretro.org At 09:20 PM 10/6/2007 -0400, you wrote: >> In my class I distinguish between microcomputing and microcomputers. >> Clearly at MIT in the late 50's early 60's they were... read more - Total messages in this thread: 2 Last Post: Microcomputing vs. Presonal Computing 10/11/2007 |
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New York Weekly Messenger 2-13-1833
On the back page of this newspaper is an article that describes in some detail the eye-witness account of a *working* machine: "...the greater part of the calculating machine is already constructed....I have had the advantage of seeing it actually calculate, and of studying its construction with Mr... read more - Total messages in this thread: 1 |
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Fortran Man - F-Man and Billy BASIC
 Click for larger image Fortran and IBM were symbols of authority-controlled mainframe... read more - Total messages in this thread: 1 |
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Secrecy is the keystone of all tyranny
The People's Computer Company and The Community Memory Project Selected scans from the People's Computer Company March-April and May issues "Secrecy is the keystone of all tyranny" - this quote from the scifi novel Revolt in 2100 ... read more - Total messages in this thread: 1 |
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IMSAI 8080 With Processor Tech. Cutter
Video Uploaded to youtube.com. Click to watch a demonstration of a working IMSAI 8080 with the Processor Technologies Cutter monitor program http://www.youtube.com/v/cW5TVNu6VP8 The video starts out with a view of a running IMSAI 8080. With a background sound of the computer fan and occasional... read more - Total messages in this thread: 1 |
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Mac 128K with SAD MAC error 041800
yes, but what does 041800 mean exactly? which chip or section is bad? http://docs.info.apple.com/article.html?artnum=7748 04 = class code = memory test mod 3 1800 = chip identification codes, in binary combination 1000 is bit 12, chip G9 0800 is bit 11, chip G8 Need two 4264 chip... read more - Total messages in this thread: 3 Last Post: Mac 128K Repair 09/30/2007 |
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IMSAI 8080 Front Panel Assembly
Here are some pictures of an IMSAI 8080 disassembled front panel, chassis, and panel cover. Pictures ... read more - Total messages in this thread: 1 |
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IBM Quietwiter Printer- Model 5201-002
I recently came across an old IBM Quietwriter Printer at a local tag sale and purchased it for $10.00. It hopefully can be used with my IBM PC-AT. I cannot find operation documentation/manuals anywhere. Does anybody have access to information regarding this machine.? Thanks, Fred S.... read more - Total messages in this thread: 2 Last Post: IBM Quietwiter Printer- Model 5201-002 09/27/2007 |
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C64 emulator to run on PC
This is my first post to this message base, would like to learn which C64 emulator program to get, and later, setup procedures.... read more - Total messages in this thread: 3 Last Post: C64 emulator to run on PC 09/27/2007 |
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Jim Butterfield Photo
While doing some reading today I found this ad http://vintagecomputer.net/commodore/Jim_Butterfield.jpg From Compute!'s Gazette September 1984... read more - Total messages in this thread: 2 Last Post: Jim Butterfield Photo 09/27/2007 |
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