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Print Emitter Pickup in Left Margin
Left Margin
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1
The print emitter land pattern
continues the length of the
board to the osci lIator.
Print Emitter Pickup
Land Patterns
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- - -
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1
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L-=--==-=
: Four
Print Emitter 3
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1
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LL - - - - - - - - - - - -
lL----------~1~====~t~~~~~~~~~~~
--:-------
- - - - - - - -
- -
-
--
-
-
- - - - - - -
Amplifier Print Emitter 2
=
Detector
Print Emitter 1
_ Trigger
Left Margin
-
Circuits
•
Moving Left to Right
The number of print emitter
~
1, 2, and 3 pulses depends on how
:....--------
far the print head is into left
marg~
Printing starts (in character pOSition
1)
on the next 'print emitter 3' pulse after
the 'left margin' line goes inactive.
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~0.76mm
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(0.030 inch)
Print Emitter
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Print Emitter 2
Print Emitter 3
1
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1 .... ___ -"'"--
0.25 m m
t
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T--------'------------L--------~~---....L---l'
__
!......J
(0.010 inch)
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~
~0.25mm
t
l------------..J---------.L----.JL--~--'---.....I...---il-~1
-J
(0.010 inch).
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Note:
The pulses become narrower as
the speed of the print head incre.ases.
Theory,
Features
---Ia~1
~ 0.25 mm
(0.010 inch)
Theory
5256 MIM
4-35
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