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
Frequency
(GHz)
Power Output
(Min.)
VTU-6397D5A
VTU-6397C3A
VTU-6397D7
VTU-6397D5
VTU-6397C3
VTU-6396D5
VTU-6396D3
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
750 W
750 W
700 W
700 W
700 W
600 W
600 W
Operating Parameters
Filament Filament Helix
Helix
Collector
Voltage 1
%
Collector
Current 1
mA
Voltage
Vdc
Current
A
Voltage Current
kV
Features
750 Watts
13.75 GHz – 14.50 GHz
Coaxial Input
Waveguide Output
Weight: 25 lbs. max
Air Cooled
Units:
Maximum:
mA
6.4
1.8
12.5
10.0
53.0
30 dc
240 rf
•
•
•
•
•
•
Minimum:
Nominal:
6.2
6.3
1.0
1.5
11.8
12.4
51.0
51.0
3.0
17 dc
215 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
VSWR
1.2
dBm
18
Watts
1900
Minimum:
Nominal:
25.0
26.0
3.0
400 dc
200 rf
10
1925
1350
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
