750 W, CW High Efficiency Helix TWT Series, 13.75 GHz to 14.50 GHz, Coaxial Input,
Waveguide Output, and Air Cooled
.
Custom configurations are also available. These variations in the performance and
configuration include: mechanical configuration, electrical and RF connections, & dual
stage depressed collector.
Model Number
VTU-6397D5A
VTU-6397C3A
VTU-6397D7
VTU-6397D5
VTU-6397C3
VTU-6396D5
VTU-6396D3
Frequency
(GHz)
12.75 – 14.5
13.75 – 14.5
12.75 – 14.8
12.75 – 14.5
13.75 – 14.5
12.75 – 14.5
13.75 – 14.5
Power Output
(Min.)
750 W
750 W
700 W
700 W
700 W
600 W
600 W
Operating Parameters
Features
•
•
•
•
•
•
750 Watts
13.75 GHz – 14.50 GHz
Coaxial Input
Waveguide Output
Weight: 25 lbs. max
Air Cooled
Units:
Maximum:
Minimum:
Nominal:
Typical
(700 W):
Typical
(750 W):
Collector
Voltage 2
Units:
Maximum:
Minimum:
Nominal:
Typical
(700 W):
Typical
(750 W):
%
27.0
25.0
26.0
Collector
Current 2
mA
420.0
Cathode
Warm-
Up Time
minutes
Drive
Power
Prime
Power
Watts
1950
Goal
1925
Thermal
Dissipation
Load
VSWR
VSWR
1.2
Filament
Voltage
Vdc
6.4
6.2
6.3
Filament
Current
A
1.8
1.0
1.5
Helix
Voltage
kV
12.5
11.8
12.4
Helix
Current
mA
10.0
Collector
Voltage 1
%
53.0
51.0
51.0
Collector
Current 1
mA
30 dc
240 rf
17 dc
215 rf
3.0
dBm
18
Watts
1900
3.0
400 dc
200 rf
10
1350
The values listed above represent specified limits for the product and are subject to change. The data should be used
for basic information only. Formal, controlled specifications may be obtained from CPI for use in equipment design.
For additional information on CPI MPP products contact:
CPI MPP, Helix TWT Operation - 811 Hansen Way, Palo Alto, CA 94303-0750
Phone: 650-846-3900, Fax: 650-494-8779, Email:
marketing@mpp.cpii.com,
www.cpii.com/mpp
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