400 W, CW High Efficiency Helix TWT Series, 13.75 GHz to 14.50 GHz, Coaxial Input,
Waveguide Output, and Conduction 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
Frequency
(GHz)
Power Output
(Min.)
VTU-6392D2A
VTU-6392D2B
VTU-6392D5U
VTU-6392D2X
13.75 – 14.5
13.75 – 14.5
12.75 – 14.5
13.75 – 14.5
400 W
400 W
350 W
350 W
Operating Parameters
Features
400 Watts
Filament Filament Helix
Helix
Collector
Voltage 1
%
Collector
Current 1
mA
Voltage
Vdc
Current
A
Voltage Current
kV
•
•
•
•
•
•
Units:
mA
Maximum:
Minimum:
Typical
(400 W):
Typical
6.4
6.2
6.3
1.8
1.0
1.3
9.0
8.2
8.8
10.0
51.0
49.0
50.0
150
Coaxial Input
Waveguide Output
Weight: 6 lbs. max
Conduction Cooled
Dual Stage Collector
4.0
4.0
10 dc
130 rf
10 dc
110 rf
6.3
1.3
8.8
50.0
(350 W):
Collector
Voltage 2
Collector
Current 2
Cathode Drive
Baseplate Prime
Load
VSWR
Warm-
Power
Temp.
Power
Up Time
minutes
Units:
%
mA
300
°C
VSWR
1.5
dBm
10
Watts
1100
Maximum:
Minimum:
Typical
(400 W):
Typical
33.0
31.0
32.0
280 dc
265 dc
3
3
0
85
85
1050
950
1.2
1.2
32.0
+2
(350 W):
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
