Tandy TRS-80 - Page 92

APPENDIX F,
SPECIFICATIONS
Type
of disks
Disk
Organization
(Formatted disk)
Operating
Temperature
Memory Capacity
Unformatted
Soft sector
(I/O sector/track)
Access
Time
Track
to
track
Average
Settling time
Number of indexes
Weight of
Disk Drive
Disk
Controller
5V4"
mini-diskettes
Radio Shack Catalog
Number
26-305
26-405
(package
of three)
or
26-406
(package of
10)
Single-sided
Double-density
35
tracks
18 sectors per
track
256 data bytes
per sector
Directory on track 17
18
to
113 degrees
Fahrenheit
10 to 45 degrees
Centigrade
218.8 kilobytes per disk
6.2 kilobytes per
track
179.1 kilobytes per disk
5.1 kilobytes per track
Data
transmission speed
250 kilobits per second
5
m
sec.
100
m
sec.
15 m sec.
1
3.8
kg.
WD1793
82