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MINUTEMAN
D-17
A/B
MANUFACTURER
Autonetics
Division of North American Aviation
APPLICATIONS
Guidance and control of the
Minuteman ICBM.
PROGRAMMING AND NUMERICAL
SYSTEM
Internal number system Binary
Binary digits/word 27
Instructions/word
1
Instructions decoded 38
Arithmetic system Fixed
point
Instruction type
One and half address
Registers
Phase and voltage output registers.
ARITHMETIC UNIT
Excl. Stor. Access
Microsec
Add 78
Mul t 1,016
Construction (Arithmetic
unit only) Transistor-diode logic
is used.
Timing
Synchronous
Operation Sequential
STORAGE
No. of
Access
Medium
Words Microsec
Rotating Disk (Gen. Purp.
Channels) 2,688 5,000 Avg.
Rotating Disk (Rapid Access
Loops)
41
40 (1 word
loop) 320 8 word loop
160 (4 word loop) 640
(16 word loop)
INPUT
Medium
Speed
Paper/Mylar Tape 600 chars/sec
Keyboard
Manual
Typewriter
Manual
OUTPUT
Medium
Speed
Printer Character 78.5 - 2,433 millisec
(Program Control)
Phase - Voltage (Program
Control)
CHECKING FEATURES
Parity on fill and on
character outputs
POWER, SPACE, WEIGHT, AND
SITE PREPARATION
Power, computer 0.25 Kw
Air conditioner
Closed system.
Volume, computer 1.55 cu ft
Weight, computer 70 lbs
Designed specifically to
fit in circular guidance package.
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