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-i 1--
600 NS
. . . 1'-------
INOIX PATTERN
-------...1'
000
+
EVEN OJ: BITS
.0. KHZ CLOCK
CD
EVEN
OX
BITS
(KT04)
OJ: BITS PRESENT (K105)
COUNTER (A705)
I---
0
-----t
0
2
3
. .
DECODE
(ATO. -1+3+4)
INDEX SET (K70.)
INDEX
(A707)
___________________________________________________
~~
2~S
NOTES:
o
®
X INDICATES
LEADING EDGE
OF
SINGLE SHOT 4708.
NEXT LEAOING EDGE
REQUIRED TO SET FF BECAUSE OF
PROPAGATION TIME THRU
47051 A706.
000+
EVEN
OX
BITS
806 !CHZ
REV
EOT
FWD
EDT
lNCREMENT
4
INDEX
2
Figure 3-33.
Index Detection Circuit
83318200
A
INDEX
111.1
3-73
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