Included tags: Memory expansion ×
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Commodore 16, 64, 128, VIC-20, PET • Multiload64 Games Fail To... Well, Load [Solved]

MISTerFPGA about 14 days ago

Hi there,I am trying the OneLoad64 v5 collection on my MiSTer with the latest C64 core.All OneLoad games work but the MultiLoad64 games, which seem to be tailored for EasyFlash, don't load at all, staying on a black screen after tryin to load them via the …
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Unknown memory expansion card

VCFed about 2 months ago

Any information on this card? …

IBM 6160 wont boot with memory expansion installed.

VCFed about 3 months ago

I have a 5160 I'm busy restoring with a strange issue. It works 100% fine with its on-board 256k ram. If I install any of my 3 known good memory expansion cards it gives me a non system disk error on the A and C drives. It counts up the extra ram fine wit …
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Flashback: How Saturn's Memory Expansion Carts Made It The King Of 2D Fighters

Time Extension about 3 months ago

Memory lane.When the first official images of the Saturn appeared around 1994, one aspect of the console's design caught the attention of some people: the cartridge slot. It led some to assume that the machine would be backwards compatible with the Mega Dr …

IBM PS/2 Units for Sale: Model 50 and Model 77

VCFed about 3 months ago

Hi all -- I've restored two machines that I'd like to move on to a good home. These are both fully working. Model 50: Original 1987 (not the 50Z). With 80287 coprocessor. 1.44MB Floppy. 1MB on board plus 2MB in IBM 286 Memory Expansion Adapter. McIDE MCA …

Can I get UMB for my XT with this setup?

VCFed about 4 months ago

I recently bought this card (the only memory expansion card that I could find that shipped from within Europe, though not from within the EU), to expand the memory of my 256 kb XT (using the 64-256 k motherboard version). I've started to read up on UMB an …

other vintage hardware, software and languages • Atari 520ST with thermal induced screen flicker

Stardot about 5 months ago

I have been restoring my 520ST that was fitted with 512kb expansion that pokes into the PLCC adapter and terminatesat the screen shifter IC. The external power supply has been fully recapped, all electrolytics (save the two non-polarones) are replaced on …

For Trade of for sale TRS 80 Model 4D

VCFed about 5 months ago

I have a fully functional TRS 80 Model 4D (well it turns on and boots in dos but the top floppy drive won’t close. I don’t know why maybe it’s simple I’ve never opened it up) I don’t have enough room for it so if your near the Central Florida are …

Intel Above Board Plus 8 Memory Expansion Piggyback

VCFed about 6 months ago

Hi everyone, I'm looking for Intel Above Board Plus 8 Memory Expansion Piggyback I have an Intel Above Board Plus 8 I/O and was hoping someone here have an expansion board for sale. Here is a photo from google to help identify. thanks in advance Saif …

Memory Configuration Help on a 5170

VCFed about 6 months ago

The 5170 has 512K onboard with 128K backfill from an expansion card listed below with the other cards: 1. HD/FD Controller Card 2. IBM Personal System/2 Display Adapter 3. IBM 2.0 Megabyte Expanded Memory Adapter (provides the 128 to make 640) 4. IBM Enha …
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Unable to start up from memory card || Apple IIe Enhanced

Apple Fritter about 6 months ago

I started up my Apple IIe and it's printing garbage to the screen. I reset it and it says "unable to start up from memory card."When I move the memory card to a different location, in this case, slot 5, the computer boots to "Apple \\e". I type PRINT PEEK …

Intel Above Board Plus 8 Memory Expansion and I/O

VCFed about 6 months ago

Hi, looking for one of these Intel Above Board Plus 8 Memory Expansion and I/O, please let me know if you have one for sale! Thanks a lot …

Memory Oddity in IBM PC/AT

VCFed about 7 months ago

I have a PC/AT, 640K base memory. I have an AST Advantage with 3 megs. If I configure the card to be the only memory card in the system other than the 128k to bump it up to 640k, the memory count gives me 3712k at count up. I also have an IBM Enhanced M …
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Software & Hardware • 🔨 Amiga Hardware Faults and Solutions List

LemonAmiga about 7 months ago

The Amiga is a Retro computer. Commodore built the Amiga using the cheapest parts, and the weakest solutions. The chips themselves are prone to fail. During my time with the Amiga A500, at least 1 Agnus failed, perhaps x2 CIA chips, and perhaps also Paula …
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Putting a PT-65B switchmode power module into an Apple IIe

Apple Fritter about 7 months ago

Hi -I finally managed to replace the power supply of my Apple IIe with a "Mean Well" PT-65B switchmode power supply. As you can see from the photo, it fits nicely into the metal box of the original power supply, and once the box is closed, no difference ca …
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WTB Memory expansion for IBM AT 5170

VCFed about 7 months ago

I have a nice working IBM AT 5170 with 512K. I'd like to expand the memory a bit as I'm continually hitting the memory limits. If anyone has anything that would work in a 5170 I'm interested Thanks! …

IBM Enhanced Memory Expansion Adapter -- Bad Tantalums?

VCFed about 7 months ago

Picked up recently one of these adapters, just came in tonight, pulled the AT out of its tower enclosure and what I discovered is system will not turn on with the card installed. As with the CGA card that will cause the same issue with a bad tantalum, cou …

8-bit acorn hardware • If Acorn had concentrated less on 6502 2p as expansion and more on host memory expansion from start.

Stardot about 8 months ago

Split from large inhouse 6502 2p thread ...If Acorn had simply deferred implementation of t he host tube interface by providing a more general 2mhz fast expansion IDC port instead of dedicated tube port (keeps bbc happy by making it possible) deferring …

FS/FT: Atari 2600 through Virtual Boy

Digital Press about 8 months ago

- Don't hesitate to ask if you want pictures or more details of anything. - All prices are negotiable, and I'm happy to do trade/cash combos. - Want list provided upon request. Atari 2600: Keyboard Controllers, pair (boxed) $15 Alpha Beam with Ernie (ma …

IBM PS/2 Expanded Memory Adapter 61X6752

VCFed about 8 months ago

I have this card for my 8560, and I put 4 MB of memory on it. Problem is, the ref disk recognizes the card, but POST does not seem to do any testing of the memory. In doing some more online searching, I found a link to something that discusses the "2- …

IBM Enhanced Memory Expansion Adapter not working

VCFed about 8 months ago

Can anyone offer any insight into my latest problem please? I have an IBM AT which currently has an AST Advantage expanding it to 640kB. This works fine and POST counts to 640kB. I wish to remove it and add the below: I have bought the board pictured bel …

Help using/fixing Apple // europlus

Apple Fritter about 8 months ago

AttachmentSize IMG_6657.JPEG227.04 KB IMG_6661.JPG405.21 KB IMG_6662.JPG485.48 KB IMG_6663.JPG368.2 KB IMG_6664.JPG347.02 KB IMG_6665.JPG586.03 KB IMG_6666.JPG237.79 KB Hi all, I'm trying to prepare an Apple // europlus for a sm …

Parity SIMM with non-functional parity chip

VCFed about 8 months ago

I have been lucky enough to be able to purchase the IBM Enhanced Memory Expansion Adapter for my IBM 5170. I also ordered what should have been 8 3 chip 1Mx9 30 pin SIMMS. They don't work in the 5170... The 1Mx8 non-parity portion tests and passes fine i …

8514 compatible displays

VCFed about 9 months ago

Well, my IBM PS/2 8560 'restoration' project is coming along. Not so much restoring it, but 'tricking it out'. Anyway, I got hold of an 8514/A with memory expansion, and it works great, except that the display I hooked up to test with does not support the …

XT Memory Expansion Card?

VCFed about 9 months ago

Hello community I found this old card in my Compaq Portable while I was disassembling it. It seems to be a RAM expansion card from a 3rd vendor since it appears slightly different to the other parts. I was wondering whether someone has a glue how this ca …