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  1. twolazy

    Australia Applied Engineering Z-Ram Ultra 2 for Apple IIc

    Noticed one for sale for a honest decent price. Almost grabbed it then realized I would never use the extra ram or RTC. Figured someone here may have more intrest. https://www.ebay.com/itm/156144112413
  2. twolazy

    Midwest Disney Sound Source manual, insert and floppy for sale

    As title suggests, everything that have come in the box with it other then the warranty card. Throw me an offer, don't mind if it is International. Diskette will be thrown into a hard shell for shipping. Also get a free 512mb usb thumbstick with lanyard. :) (ya its crap but its great for a gotek!)
  3. twolazy

    Having issues formatting MFM drive on XT 5160 with bad sectors.

    So I finally got around to getting the new controller (Everex EV-390 bios 3.92) into the XT, and trying to get the hard drive to boot. So far, I have been able to create a 1mb partition, with few errors. I can get that to boot fine. Problem I have is the drive has at least 1.4mb of bad sectors...
  4. twolazy

    New England 1968 Viatron System 21 Model 2111 Microprocessor & Monitor

    Found this in one my saved searches on eBay. Thought maybe someone here would be interested. https://www.ebay.com/itm/185892153260
  5. twolazy

    Conner 2MB Floppy Controller on IBM XT 5160

    So think I screwed up, but purchased this controller for a decent deal, thinking it would work on the XT. There isn't much info available online about it, and only a few posts on here where one could get it to start booting, and another nothing at all. Has the jumpers to set it correctly (3F0H...
  6. twolazy

    Midwest HP 700/96 Smart DEC VT Ergonomic Computer Mainframe Terminal - $65 (Northern Illinois)

    Noticed this on my routine browsing on Facebook Marketplace. Seems like a good deal, so I figured I posed it here for anyone local looking for a decent terminal. https://www.facebook.com/marketplace/item/884650082737532/?ref=search&referral_code=null&referral_story_type=post
  7. twolazy

    Midwest ISO 8 bit MFM controller and IBM XT Floppy controller...

    As title suggests looking for an 8 BIT MFM controller for my st-225 and IBM floppy controller, or an 8 bit controller that does both works too. Bonus points if it has an external 37 pin connector. Ebay prices are insane lately. not paying 70 dollars for an IBM XT floppy controller.
  8. twolazy

    2nd gen Microsoft Mouse ball replacements

    So this thread is for Verault but anyone else here in the future that needs a new ball for the 2nd gen MS mouse, aka this style, or even need a new ball for any the mice listed, here is an interchange of what I have available. Original ball is 22mm, and weighs 31.56 grams
  9. twolazy

    Need help finding controller for ESDI type 0667 hard disk

    So in my collection a long time was a pile of Model 60 parts. Right now im in the midst of repairing a 286 motherboard. Going to make a nice upgraded system out of it since it has a PLCC to PGA DIP socket. It will allow installation of a PGA socket for a Kingston 486 SLC2/50 cpu upgrade that I...
  10. twolazy

    Need help identifying memory/printer/serial card

    So I need some help identifying this card I just got for a good deal... Has 128kb ram, printer port and serial port. Upper left hand corner it says MF512AT Rev2... Guessing its for a 512kb AT, to boost to 640kb. Checked Total Hardware 99 and it wasn't in there. Perhaps one of you recognize it...
  11. twolazy

    Weird situation with bad sectors on ST-225

    So I am having a weird situation going on... I recently pulled out my old ST-225. I spun it up now and then ever year just to keep the heads from sticking. Anywho... So when I went to try to read the data, the drive refused to allow me to even see the fat table. So figuring whatever data was...
  12. twolazy

    Early computers of Chernobyl

    Ran across this series this evening, figured I share! Its very interesting the approach they took...
  13. twolazy

    Midwest Xerox 850 Mini Computer in Peoria, IL for 199

    Found this looking for some other stuff. Sadly I dont have the budget atm for it (over 3 hours away so would have to do some car maintance as well, plus budget to get her working again), so figured I pass it along, perhaps someone here would be interested...
  14. twolazy

    Calling all Compaq Portable I owners, need screen shots of keyboard upper pcb.

    As the title suggest, I need pictures of the upper pcb on Compaq Portable I keyboards. I'm about to start a huge repair megathread that should help all us with dead keyboards, in a situation where we can easily repair them. But to continue my diagrams, I need pictures of variants. Please post...
  15. twolazy

    Unknown beauty of early LCD technology

    Recently found this 3 part series , and was memorized by the beauty of early DSM lcd's. Figured I share. (y)
  16. twolazy

    Midwest WTB IBM 5x86c CPU

    As post title suggests, looking for a reasonable priced IBM 5x86c CPU for benchmark tests... Doesn't seem to be any on fleabay or Amibay. Been looking for a while. Would prefer version with blue heatsink.
  17. twolazy

    Compaq Portable I - Which fan to get?

    Anyone know the cfm specs on the Compaq Portable I power supply? Fan in my machine still works, but the bearing is pretty worn. So looking not so much for an OEM replacement, but something more modern? Rather run something quieter and 12v if possible.
  18. twolazy

    Midwest WTB 8bit ISA SCSI Card

    Looking for a BOOTABLE 8 bit SCSI card with bios. Recently acquired a Compaq Portable and wanted to do something a lil different then XT-IDE/CF. I want to use BlueSCSI on it. Figured it be more period correct compared (bootable bios coding is at least). Let me know if you have one for a...
  19. twolazy

    Midwest WTB IBM RS/6000

    Looking for a free or inexpensive RS/6000 in chicagoland/milwaukee area, or something similar. Honestly just want the case and drive backplane. If anyone around this area has that or something similar please let me know. Anything AS/400.
  20. twolazy

    LVD SCSI vs CF/ATA

    Building a pentium pro system and I have a few options... Motherboard is an Intel PR440FX (dual 200/256) so nothing fancy but have 2 IBM/Plextor lvd drives attached. I have a couple SCA drives but all 7.2k atm. Is it worth it to find 15k drives or should I just use IDE with CF cards? The drives...
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