imaging 5.25 floppy disks
Post on 15-Aug-2015
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5.25 inch. Floppy Disks
PDA 2015
Peter Chan Digital Archivist April, 2015
Filesystem
• A filesystem is the methods and data structures that an opera@ng system uses to keep track of files on a disk or par@@on; that is, the way the files are organized on the disk. -‐ hGp://www.tldp.org/LDP/sag/html/filesystems.html
• A drive formaGed by a Mac cannot be read using a PC.
Apple II
Atari 810
CPM
IBM PC DOS
Unknown with Hints
Unknown
File%System% Motherboard%
with%iTE%
IT8720%chip%
/%FTK%Imager%
($109)!
Modern%
Mac%/%
Command%
line%FTK%
for%Mac%
FC5025%
($55.25)%
KryoFlux%
($4,000)%
%
Amiga DiskSpare! ! ! ! Y!Amiga DOS (ADF)! ! ! ! Y!Apple DOS 3.2 (13-sector) 113 kb! ! ! Y! Y!Apple DOS 3.3 (16-sector) 130 kb! ! ! Y! Y!Apple!DOS!400K/800K!(ProDOS)! ! ! Y! Y!Apple HFS 800K ! Y! ! !Atari 810 130 kB?! ! ! Y! !Atari 8-bit (XFD, both FM and MFM) 90 kB!
! ! ! Y!
Calcomp Vistagraphics 4500! ! ! Y! !CBM!(!MicroProse,!!RapidLok,!!Datasoft,!!Vorpal,!VCMAX!,!!Teque,!!TDP,!!Big!Five,!!OziSoft)!
! ! ! Y!
CBM!DOS!(D64,!with!optional!error!map)! ! ! ! Y!CBM!GCR!image!(G64)! ! ! ! Y!Commodore 1541! ! ! Y! !CT Raw! ! ! ! Y!DEC!RX01! ! ! ! Y!DEC!RX02! ! ! ! Y!Emu! ! ! ! Y!Emu!II! ! ! ! Y!Generic FM! ! ! ! Y!Generic MFM (IMA, IMG)! ! ! ! Y!Kaypro 2 CP/M 2.2! ! ! Y! !Kaypro 4 CP/M 2.2! ! ! Y! !KryoFlux stream files! ! ! ! Y!Motorola VersaDOS! ! ! Y! !MS-DOS/ IBM PC DOS (160 KB, 360kB, 1.2 MB)!
Y! ! Y! !
North Star MDS-A-D! ! ! Y! !PMC MicroMate! ! ! Y! !Tandy Color Computer Disk BASIC! ! ! Y! !TI-99/4A! ! ! Y! !Unknown ! ! ! Y*!!
iTE iT8720
FTK Imager
Command Line FTK for Mac
FC5025
Kyroflux
Kyroflux
• Read at lowest level possible -‐ precisely sampling the magne@c flux transi@on @ming.
• Save as raw stream, or export to common sector formats suppor@ng.
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