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LD7111SERIES Datasheet PDF : 4 Pages
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LD7111 SERIES
GENERAL CHARACTERISTICS
ELECTRICAL
Frequency ………………………………………………
Output Power …………………………………………
Heater Voltage …………………………………………
Heater Current …………………………………………
Cathode Type …………………………………………
Cathode Warm-up Time ……………………………
17.3 to 18.4 GHz
1.7 kW
6.5 V
3.2 A
Indirectly Heated, Impregnated
300 s
MECHANICAL
Dimensions ……………………………………………
Weight …………………………………………………
Focusing ………………………………………………
Mounting Position ……………………………………
Cooling …………………………………………………
Electrical Connections ………………………………
RF Connections
Input …………………………………………………
Output ………………………………………………
Cavity Tuning Method ………………………………
See Outline
27 kg approx.
Permanent Magnet
Vertical (Cathode down)
Forced Air
See Outline
Mates with UG-419/U Flange
Mates with UG-419/U Flange
8-12 Channel Preset Tuning
(Hand Tuner is also available)
ABSOLUTE RATINGS ( Note 1, 2 and 3 )
ELECTRICAL
Heater Voltage …………………………………………
Heater Surge Current ………………………………
Heater Current …………………………………………
Heater Warm-up Time ………………………………
Body Voltage …………………………………………
Body Current …………………………………………
Collector Voltage ………………………………………
Collector Current ………………………………………
Cathode Current ………………………………………
DC Input Power ………………………………………
Load VSWR
Normal Value ………………………………………
Instantaneous Value ………………………………
MECHANICAL
Collector Temperature ………………………………
Cooling Air Temperature ……………………………
Collector Air Flow ……………………………………
Body Air Flow …………………………………………
Gun Air Flow …………………………………………
ENVIRONMENTAL
Ambient Temperature
Operating ……………………………………………
Storage ………………………………………………
Min.
4.5
–
–
300
–
–
–
–
–
–
–
–
–
–10
515
83
41
+5
–50
Max.
7.8
7.0
4.5
–
10.0
25.0
10.0
1.0
1.0
9.3
1.2 : 1
1.5 : 1
+250
+50
–
–
–
+50
+70
Unit
V
A
A
s
kV
mA
kV
A
A
kW
°C
°C
kg/hr
kg/hr
kg/hr
°C
°C
2
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