Secondary Emission; 4-1. Crt Schematic; Erase Cycle - HP 1331A Operating And Service Manual

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WRITE
GUN
FLOOD
GUN
AQUA
DAG
COLLIMATOR
STORAGE
MESH
POST
ACCELE
RATOR
:
i
I
STORAGE--:--:
SURFACE
1
:
I
O
I
O
I
O
I
0
I
a
PHOSPHOR
VIEWING
SCREEN
0
i=
~
a:
z
0
(/)
(/)
::?
t~
a:
~
I
0
I
I
I
I
I
I
I
I
I
I
I
I
I
1
~/
~CROSSOVER
1
lr
~
J
I
---
--
--
--
-
~---
----
---
--
t
-
h
I
I
I
~
-
o +--+4
~
0
- --
+-1~5-8
_ _ _ _ _
+_1_4._40
(.;
Theory
w
-
"'
STORAGE
MESH
POTENTIAL IN VOL TS
COLLECTOR
MESH
1331A-A-12
1331A-A-13
Figure
4-1. CRT Schematic
+158
+
154
iii
t-
+
144
~
::?
x
0
a:
~I
+1
4
:!
+10
w
(!)
~
t-
_J
0
>
w
t-
+4
0
-
5
-
10
-
14
+14
+
10
~
+5
::?
x
+4
0
a:
a..
t~
0
w
(!)
~
~
-
5
0
>
-
10
PRESS
ERASE
J
I
-
Figure
4-2.
Secondary
Emission
Ratio
RELE
SE
ERAS
i----1---"'~
1.2
SEC
---
- < o t •
1
....
-
-
-- -
--
------ --
--,
STORAGE
MESH
POTE
NTIAL
'I
/
:
STORAGE SURFACE
/
:
POTENTIAL
,'
~-----.L-
Figure 4
.
Erase Cycle
1331A-A-14
STORAGE
MESH
POTENTIAL
STORAGE
SURFACE
POTENTI
AL
1331A-A-15
Figure
4-4.
V
aria
le
Persistence Pulsing
4-3

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