Arachne at FreeLists---The Arachne Fan Club! I think I have some utility on my old Pentium 166, but IIRC it still would not read diskettes with bad sector zero...it was a freebie. Data recovery software can be expensive. Wiz Glenn Gilbreath Jr. Wizard57M http://www.geocities.com/wizard57m/index.html -----Original Message----- From: "Samuel W. Heywood" <sheywood@xxxxxxxxxxx> To: arachne@xxxxxxxxxxxxx Sent: 12/18/2008 6:58 PM Subject: [arachne] Re: burned CD's that won't read..... Arachne at FreeLists---The Arachne Fan Club! On Fri, 2008-12-19 at 09:00 +0930, Greg Mayman wrote: > Arachne at FreeLists---The Arachne Fan Club! > > On Thu, 18 Dec 2008 10:49:25 -0500, Samuel W. Heywood wrote: > > > >> Could it be.... nah, it wouldn't be that... or would it.... that your > >> floppy drive is suffering wear? > > >> Wanna work out how many hours of use the head has had? > > That was a rhetorical question <GGGG> > > > It is possible that could be the problem. > > Don't know of any simple and practical way to go about testing that > > hypothesis other than to replace the floppy drive with a brand new one > > If the number of faulty floppies went down, that would be proof enough! > > > and log the usage of the floppy disks to determine the average number of > > reads and writes before failure. > > You would have to allow for the fact that not all tracks are used all > the time except when formatting or testing the disk. And you would have > to allow for the fact that writing to each track appears to require > multiple scans of the track, even more if the written data is verified > after the write. > > Nah, I wouldn't wish all that work on anyone. > > But it is useful to consider it, just to get a (very) rough idea of how > far those heads have to travel. I really hate it when my computer tells me "track 0 bad, disk unusable". I have heard that there exist some programs to fix the "track 0 bad problem". Has anybody else heard of such programs, and does anybody here know if any of those kinds of programs actually work? Sam Heywood Arachne at FreeLists -- Arachne, The Premier GPL Web Browser/Suite for DOS -- Arachne at FreeLists -- Arachne, The Premier GPL Web Browser/Suite for DOS --