Radio Shack CCR-81 Quick Reference Guide

Cassette Interface
Single-sided
Double·denslty
35tradS
18 sec10rs per track.
256 data bytes per sector
OIreclory on Irack 17
51 4" mlnl-<lisketles
RadIO Shack Calalog
Nurnber 2&305
26-405
(package of tluee)
or 26-406 (package 0110)
Dlsk Organization
(Formatte<! disk)
Type of disks
Mini·Disk Specification
05 A maximum al 6 VDC
800 mV peak-Io-peak al 1 K
Ohm,
1 to 5 VolIs peak-lo-peak al a 1
minimum Impedance 01 220
".,,'"
Aemole Qn,Off Switchlng
Capabllrty
Typteal Computer Output
Leve! ta Recorder
Suggested
Input Level lor
Playback tram Recorder
Cassette Jack Pin Location
Looking allhe outside of the jack on the Computer
1
Operatlng Temperature
Memory Capacity
Unlormatted
Soft sector
(l/O seclorltrack)
Data transmission speed
3210120 degrees Fahrenheit
oto 49 degrees Centigrade
218.8 kilobytes per disk
6.2 kilobytes per track
179.1 kilobytes per disk
5.1 kilobytes per track
250 kilobits per second
2
1. Remole Control
2. Signai Groond
3. Remole Control
4. Input !rom Aecorder's EARphonee Jack
5. Output ta Recorder's AUX or Mie Jack
Access Time
Track 10 track
Average
5ettling tÎme
Number 01 indeKes
30rn sec.
463 msec
10 rn sec
1
Joystick Controller
Jack Pin Location
W9IQht of Dlsk Drive
Disk Controller
38kg.
W01793
Looklng al the outside of the jack on the computer
,
1. Comparator Input (Righl-Left)
2. Comparalor Input (Up-Down)
3 Ground
4. "Fire" buttoo. High when open. Law when closed.
5 Vcc,
current-limited ->- 5VDC
•
60
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Radio Shack CCR-81 Specifications

General

Brand	Radio Shack
Model	CCR-81
Category	Desktop
Language	English