Commodore 1570 - Page 122

APPENDIXE
SPECIFICATIONS OF THE 1571 DISK DRIVE
STORAGE
GCR format
single sided
double sided
Total unformatted capacity
252019 bytes 252019*2 bytes
Total formatted capacity
174848 bytes
349696 bytes
Maximum Sequential file size
168656 bytes
337312 bytes
Maximum Relative file size
167132 bytes 167132 bytes
Record per file
65535
65535
Files per diskette
144
144
Tracks per diskette
35
70
Sectors per track
17-21
17-21
Sectors per diskette
683 total 1366 total
664 free
1328 free
Bytes per sector
256
256
MFMformat
Total unformatted capacity
250000 bytes per side
Total formatted capacity
Sector Size 128
133 120 bytes per side
Sector Size 256
163840 bytes per side
Sector Size 512
184320 bytes per side
Sector Size 1024
204800 bytes per side
Maximum tracks per disk
40 per side
Sectors per track
Sector Size 128
26
Sector Size 256
16
Sector Size 512
9
Sector Size 1024
5
INTEGRATED CIRCUIT CHIPS USED
6502A
(2) 65C22A
23256
4016
64H I
56/64H 157
R/W Hybrid IC
PHYSICAL DIMENSIONS
Height
Width
Depth
Weight
microprocessor
110
32K bytes ROM
2K bytes RAM
Gate Array
Analog Circuit
IC (MFM, GCR)
76mm
216 mm
346mm
3.5 kg
114