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