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  1. Moonferret

    Western Europe Wtd: Commodore PET IEEE488 cable

    Hi Folks! Looking for a cable to connect a PET 4008 up to a 3022 printer. Anybody got one spare? Cheers, Dave
  2. Moonferret

    National Semiconductor IMP-16P

    Hi Folks! I recently picked up this lovely machine and have been working on bringing it back up. I'm now at the point where it's running, has 8K words of working RAM and is loading programs via the TTY interface. Luckily the machine did come with a number of original paper tapes and a pile of...
  3. Moonferret

    Family Photo - 8008 Based Machines

    Hi Folks! Just having a bit of a reorganize and thought I'd grab a photo of these while they were all out. All based on the Intel 8008. Clockwise from top left, Intel SIM8, Mark-8, Mark-8 (Replica), SCELBI 8B (Replica) Cheers, Dave
  4. Moonferret

    Northern Europe Wanted: SWTPC MP-A or MP-A2 6800 CPU board

    Hi Folks! Looking to restore a nice SWTPC 6800 and I'm after an original MP-A or MP-A2 CPU board. Anybody have a spare one? Cheers, Dave
  5. Moonferret

    Restored Mark-8

    Hi Folks! I've spent the past couple of weeks working on restoring the Mark-8 boards I picked up and after re-flowing the solder on a couple of connections and adding two small bodge wires to fix bad connections on an IC, I have a working Mark-8. Yay! I didn't want to remove the original switch...
  6. Moonferret

    Newly Aquired Mark-8

    Hi Folks! I was recently lucky enough to snag a Mark-8 on Ebay. It appears to have been built using home etched boards rather than the set that was offered at the time for $50. I was initially unsure if it might have been a recent build but components have date codes no later than 1977 and...
  7. Moonferret

    Model III Disk Drive Problem

    Hi Folks! Just started work on a Model III with an interesting problem. The machine can boot an OS fine from disk but when formatting or writing to disk, It's unable to read past track 20. I've swapped known good drives in (Even tried an HXC). Also swapped the 1793 controller IC but no change...
  8. Moonferret

    Northern Europe Wanted: SWTPc 6800 / Altair 680

    Hi Folks! I've recently been playing around with Newbear 77/68's and repairing somebody elses SWTPc and have caught the 6800 bug! Wouldn't mind adding an SWTPc 6800 to my own collection. I'm in the UK so I'm expecting to have to import one from the US. Already have an AC30 cassette interface so...
  9. Moonferret

    Northern Europe Commodore PET Keyboard (SK Model)

    Hi Folks! Does anybody have a spare keyboard for an SK series PET? Just picked up a nice (But currently non-working) 8296 that is missing it's keyboard. Cheers, Dave
  10. Moonferret

    UNIX for Altos 3068 MP

    Hi Folks! I have an old Altos 3068 MP system here which seems to be working but unfortunately, I do not have any OS install media for it and it only has a corrupted install of PickOS on the hard drive. Does anybody have a copy of UNIX System V or PickOS for this machine? Note: This is the less...
  11. Moonferret

    Northern Europe "4.2" Address Decoder IC for TRS-80 Model 4 Gate Array (UK)

    Hi Folks! I've got a poorly Model 4 Gate Array machine. I think the issue is down to a dead 4.2 Address Decoder IC. I don't suppose anybody has a spare IC? Cheers, Dave
  12. Moonferret

    Apple II Workstation Card

    Hi Folks! Does anybody have an Apple II Workstation Card knocking about? Cheers, Dave
  13. Moonferret

    GRiD-OS Software - GRiDBasic & GRiDPaint

    Hi Folks! I recently picked up a GRiD 1101 and I'm looking for a couple of programs. First up, GRiDBasic. I have version 3.0.0 but it seems to be very unstable and crashes or corrupts the screen randomly. Not sure if it's damaged or if I need a newer version if I'm running GRiD-OS 3.1.0 Would...
  14. Moonferret

    Bondwell B200 Laptop - Disk Issues

    Hi Folks! I've got a problem with a Bondwell B200 laptop that has me a little puzzled. It's an 80c88 system, 640k RAM and dual 720k floppy drives. The machine seems to work fine in that it boots DOS from floppy and can run programs. However, when I try to format a floppy disk, it only formats...
  15. Moonferret

    WTB: Zenith Z-207 Floppy Controller For Z-100

    Hi Folks! Does anybody have a spare Zenith Z-207 floppy controller for a Z-100 computer? (This is the standard S100 floppy controller for these machines) Would also be interested in a Z-205 (256k S100 card) Cheers, Dave
  16. Moonferret

    WTB: Seagate ST-225 (UK)

    Hi Folks! Anybody got spare, working Seagate ST-225? Preferably in the UK due to shipping costs. The original drive has failed in my Zenith Z-100 and I'd like to replace it. Cheers, Dave
  17. Moonferret

    Wtd: Northstar DD Disk Controller - MDS-AD3

    Hi Folks! Does anybody have a spare Northstar MDS-AD3 double density disk controller? Also looking for some 16/32k S100 static RAM boards Cheers, Dave
  18. Moonferret

    WTB: Dual 8" Drive Enclosure (UK)

    Hi Folks! Anybody got a spare dual 8" drive enclosure with power supply? I have a pair of drives already but would consider a complete unit with drives if that's what's available. Ideally located in the UK or Europe due to weight / power requirements. Cheers, Dave
  19. Moonferret

    MITS Altair Timesharing BASIC 1.0

    Hi Folks! Does anybody happen to have an image / copy of Altair Timesharing BASIC on paper tape? I'm restoring a couple of model 33 Teletypes and thought it might be a nice project to build up a multi-user system with an Altair :) Cheers, Dave
  20. Moonferret

    Altair 88-SIO(C) to Model 33 Teletype

    Hi Folks! I'm currently trying to connect a model 33 Teletype up to my Altair with a 88-SIO C card however, I'm a little bit confused as to how to wire it up. The connections on the Teletype are... + Transmit - Transmit + Receive - Receive Pretty simple. The SIO-C pinout on the other hand...
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