Getting Hardcard 20 to work with Compaq Portable II
Hi all, Yesterday I repaired a Compaq Portable II with dual disk drives. It's not in a great condition; lots of shorted tantalum capacitors and sticky drive doors. But it works now for the most part....
View Article4K 27"/28" IPS G-Sync Monitor
I'm in the market for a new gaming monitor, and will be upgrading from a Qnix QX2710LED. My present system has a Nvidia 1080 and I would like to take advantage of all its features. At a minimum I'm...
View ArticleWanted: Small, Monochrome, Mid to Late 1970s Composite Monitor
I just became the proud new owner of a lovely SOL-20 computer system. While I have a few monitors which should work with it, none of them will look Just Right sitting on top of it. So, I am looking for...
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Geeks with Old Computers Getting Coffee
With apologies to Jerry Seinfeld. I made an off-topic post in a technical thread and it was suggested to create a new thread posting pictures of old computers you've lugged to the coffee shop and which...
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8087 on 8088 motherboard that have no socket for it
Hi! i have taken a look at my Tandy HX and there no 8087 socket but after reading the tech manual of the 8087 and taking a look at the data sheet of both chips all the pins are almost identical it seem...
View ArticleModel 4 non-gate array restoration
Greetings. I started working on a badly neglected Model 4 about a month ago. I began by replacing the power supply with an Astec model AC9335-01. Next I replaced the display with a 12VCMP4. Don't ask...
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Tandy Brand revival
Seen at RadioShack.... IMG_3075.jpg Attached Images IMG_3075.jpg (91.8 KB)
View ArticleSears Super Video Arcade Tele-Games
Greetings all. I found one of these gaming (cartridges) at Goodwill. It was $1.52, so I bought it. It looked to be in good shape, but when I hooked it up the video (screen) flickers white horizontal...
View ArticleRacking an MV2000
As the title says. In racking all my permanent machines I've eliminated almost all potential spaces to put the machine where it could run. What kind of options, if any, are there for mounting it inside...
View ArticleFS/FT: Nakaminchi 16x 5-disc changers
Have 3x of these, anyone interested in them? Will provide pic's and re-test (worked when pulled from service) if someones interested. Looking to get a pair of ide/pata DL burners or $30 plus shipping...
View ArticleWanted: Compupro CP/M-80 v2.2R or 2.2S Master Distribution Disk
I am looking for a master distribution disk for either version 2.2R or 2.2S of Compupro CP/M-80.
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Anyone recognize these buttons?
Hi... Some time ago, I picked up some small racks of buttons (see picture) from a scrap dealer. Now, I'm very curious if anyone happens to recognize them? Any ideas what machine they would have been...
View ArticlePDP SBC - J11 Hack
Hi All, I've been playing around with a J11 processor chip on a breadboard. Several years ago I ran upon the J11 hack website and have been intrigued ever since. For those of you not families with the...
View Article286 Woes - What To Look For?
My 286 PC hadnt been turned on for about a month. Upon turning it on again it boots up fine, loads the RAM / loads DOS. But after about 5-8 minutes or so it becomes completely unresponsive and just...
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Lobo: The ultimate 16 bit PC
Here is Lobo, my latest build. Just trying to achieve the top possible performance on a 16 bit PC... while paying tribute to this game saga that was born on 16 bit PCs, Wolfenstein :) Here are its...
View ArticleCP/M Single Density Disks via a Commodore 1571?
I finally got my OSBORNE 1 (single density) running, but have no software for it. If I were able to use the 1571 I have (I can construct the cable to connect it to a parallel port) would I be able to...
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Identify card
I have this... sound based card that i could use some help identifying. I bet it's some sort of sound prosessing card as it has a intel 188 cpu on it as well and i've seen this one on ebay too but with...
View ArticleHello from a magazine and computer collector from the UK
I bumped into this forum whilst searching for an old WD chip and only hesitated a short wile before jumping down the rabbit hole. I've been into Electronics and subsequently computers since the mid...
View ArticleGreetings From Scenic Flat Rock
Well actually there's nothing scenic about Flat Rock, but it's home. I'm mostly a classic gamer, but I also dabble in odd computers like the Exidy Sorcerer, Videobrain, Spectravideo SV-328, and Coleco...
View ArticleTestdrive Lifeboat CP/M version 2.25 on the Model II family
JonB has spent many hours with writing a driver for the Lifeboat CP/M version 2.25. He is using the hardware where LSDos 6.3.1a is running for a longer time on and it has proven being trust full. If...
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