Tandy 1000
SPECIFICATIONS
Technical Reference Manual
Processor: Intel
8088
Dimensions:
6 x 17 x 13 % inches (HWD)
Weight:
17
Ibs.
4
oz.
with 1 Disk Drive
Power Requirements:
120
VAC,
60
Hz,
1 Amp maximum
With 2 Floppy Disk Drives, 2 Memory Cards, and RS-232:
AC Current: 0.7 - 0.8 Amps with Floppy doing
R/W
tests.
Leakage Current: 0.5 mA
Disk Drive:
Idle
+ 5
VDC
0.23 Amps + 12 VDC 0.106 Amps
R/W
0.286
Amps 0.295 Amps
R/W
0.2 Minimum 0.550 Max.
Main Logic Board:
+ 5 VDC 4.07 Amps + 12 VDC 0.056 Amps
Main Logic Board Option Cards:
-12
VDC 0.032 Amps
Environment:
Air Temperature
System
ON:
60
to
90
degrees F (15.6 to
32.2
degrees
C)
System
OFF:
50 to 110 degrees F (10
to
43
degrees
C)
Humidity
System ON-OFF:
8%
to
80%
Disk Drive Specifications
Power:
Supply
Voltage
Ripple
o
to
50 kHz
Tolerance
Including Ripple
Standby Current
Nominal
Worst Case
Operating Current
Nominal
Worst Case
Environment:
Temperature
Operating
Nonoperating
Relative Humidity
Operating
Nonoperating
+5
VDC Input + 12
VDC
Input
100
mV
100
mV
+/-5%
+/-5%
600
mA
400
mA
700
mA
500
mA
600
mA
900
mA
700
mA
2400
mA
50
to 122 degrees F (10 to 44
C)
-40
to 140 degrees F
(-40
to
60
C)
20%
to
80%
(noncondensing)
5%
to
95%
(noncondensing)
3
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