IBM 7090 User Manual

(+N) AO 01
Test pt. . I IJsee/em
03A-4EI
7 A . I volt/em
on Systems 8.00.40. I lOx attenuation
+ internal syne
(+N) AO (02)
Test pt. . I IJsee/em
03A
.1 volt/em
4018B lOx attenuation
on Systems 8.00.40. 1 + internal syne
(-N) AI 01
Test pt. .1 IJsee/em
03A .1 volt/em
4FI8G lOx attenuation
on Systems 8.00.40.1 AC level
+ internal syne
CLOCK
(+P) A2 02
Test pt. .1 IJsee/em
03A
. I volt/em
4018F lOx attenuation
on Systems 8.00.40. I AC level
+ internal syne
(-N) All (01)
Test
pt. .1 lJSee/em
03A
.1 volt/em
40170 lOx attenuation
on Systems 8.00.40.1 + internal syne
Cloek Trigger 1
Test
pt. .1 IJsee/em
03A .1 volt/em
4EI7B lOx
attenuation
on Systems 8.00.40.1 + internal syne
FIGURE 7.2-1. MULTIPLEXOR PULSE WAVE FORMS
175
OSCILLATOR
Odd Cloek Drive
Test pt. .1 lJSee/em
03A
. I volt/em
4C I 5F lOx attenuation
on Systems
8.00.44.1 AC level
+ internal syne
Odd and
Even Drive
Top Traee: Even Cloek Drive
Test
pt.
03A
4C16F
on Systems
8.00.44.1
Bottom Traee: Odd Cloek Drive
Test
pt.
.1 lJSee/em
.1 volt/em
03A
4C15F
on Systems
8.00.44.1
lOx attenuation
+ internal syne

IBM 7090 Specifications

General

Category	Mainframe Computer
Introduced	1959
Transistor-based	Yes
Word Length	36 bits
Add Time	4.8 microseconds
Memory	Core memory
Memory (words)	32, 768 words