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HP 492A Operating And Service Manual page 13

Traveling-wave
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Section III
Figure 3-5
Model 492A/494A
\
\
,
INPUT
-
13 DBM
-24DBM
-27.5DBM
-30.0DBM
-34.0DBM
-36.0DBM
: 6000 Me
: OPTIMIZED AT
E
g
=0
FOR EACH CURVE.
DB BELOW SATURATION
OUTPUT AT
Eg=O
OUTPUT
--------- 0 DB
- ' - - ' - ' 2DB
-_ ..__
__..- 4 DB
-,,-,,-,,-6 DB
- - - - I O D B
- - - - 1 2
DB
OUTPUT
FREQUENCY
HELIX VOLTAGE
dJp--
MODEL 492 A
TYPICAL MODULATION CHARACTERISTICS
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1700
1600
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1500
1400
0
et
1300
0
..J
~
1200
%:
0
0
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1000
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~
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900
0
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800
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~
700
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600
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500
0.
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400
0
300
200
100
0
+10
+5
o
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
-55
G RID
B I A S
VOL T S
G- M-36
Figure 3-5. Typical Plot of Output Voltage vs Grid Voltage of a Model 492A
3-4
00144-2

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