All IBM XT era drives. I have, have had or have given away at least one of these before. Find a good working ibm xt and a genetic controller with a manual and a copy of Spinrite software and test 'em. These are all stiction prone and bad cap vulnerable. Bill
On Sun, Dec 6, 2020, 9:25 PM Chris Zach via cctalk <[email protected]> wrote: > As the excavation of Bob's junkpile continues I have finally hit the MFM > layer. Specifically about 10 5.25 hard disks that look to be old style > MFM drives. > > Vertex V150 > Miniscribe 6085 > ST 4038M Seagate Franklin telecom AT-40 > Miniscribe 3650 HH > Seagate ST4096 > Priam ID45-H > Rodime RO203E > RD54 > Real ST506 > Pair of ST412's. > > Anyone recognize what kinds of systems may have used these? The RD54 is > of course DEC, and I'm guessing the ST506 and 412's were from either a > Rainbow or a Professional/350. But the rest are weird. Maybe Convergent > miniframes? Probably not PC's as Bob had a lot of weird stuff. > > Thoughts? I'll see if I can get a mfm reader and suck data into files I > can post for others to read/try/giggle at. But as there isn't much > labelling I have no idea what is on them. > > Also did find Wordperfect and speller for what I think is Rainbow on > 5.25 floppies. Let me know if you need a copy, or if a copy exists in > archives (also two DEC disks for Learning the Rainbow or something like > that) > > Chris >
