500 W, CW High Efficiency Helix TWT Series, 17.3 GHz to 18.4 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
Frequency
(GHz)
Power Output
(Min.)
VTU-6397D4X
VTU-6396D4X
17.3 – 18.4
17.3 – 18.4
500 W
375 W
Operating Parameters
Filament Filament Helix
Helix
Collector
Voltage 1
%
53.0
51.0
Collector
Current 1
mA
Features
500 Watts
17.3 GHz – 18.4 GHz
Coaxial Input
Waveguide Output
Weight: 25 lbs. max
Air Cooled
Voltage
Vdc
Current
A
Voltage Current
kV
Units:
mA
10.0
•
•
•
•
•
•
Maximum:
Minimum:
Nominal:
6.4
6.2
6.3
1.8
1.0
1.5
12.0
11.4
11.5
240 rf
<3.0
52.0
<20 dc
190 rf
Typical
(700 W):
Typical
(750 W):
Collector Collector Cathode Drive
Prime
Thermal
Load
Voltage 2 Current 2 Warm-
Up Time
Power Power
Dissipation VSWR
Units:
Maximum:
%
27.0
mA
420.0
minutes
Watts
1950 Goal 1900
2050 Max
VSWR
1.2
dBm
24
Watts
Minimum:
Nominal:
25.0
26.0
3.0
400 dc
220 rf
14
1925
1400
Typical
(700 W):
Typical
(750 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
