2.5 kW, CW Helix TWT Series, 7.9 GHz to 8.4 GHz, Periodic-Permanent, Magnet Focused,
Coaxial Input, Waveguide Output, and Forced 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
VTX-6389G5
VTX-6389G4
VTX-6389L3
Frequency
(GHz)
7.9 – 8.4
7.9 – 8.4
7.3 – 8.7
Power Output
(Min.)
2500 W
2250 W
1800 W
Features
•
•
•
•
•
•
•
•
2.5 k Watts
7.9 GHz – 8.4 GHz
PPM Focusing
Coaxial Input
Waveguide Output
Any Mounting Position
Weight: 25 lbs. max
Forced Air Cooled
Heater
Voltage
Operating Parameters
Heater
Surge
Current
Helix
Voltage
Collector
Voltage 1
Collector
Voltage 2
Cathode
Current
Parameters:
Units:
Maximum:
Minimum:
Typical:
Ef
Vdc
6.6
6.0
If
A
5.0
---
Ew
kVdc
15.4
13.9
Eb1
kVdc
60% Ew
Eb2
kVdc
30% Ew
Ik
Adc
1.0 A
---
Helix
Current
Parameters:
Units:
Maximum:
Minimum:
Typical:
Iw
mAdc
20
---
Drive
Power
Pd
mW
Adj.
---
Cathode
Warm-
Up Time
tk
minutes
---
3
Load
VSWR
Envelope
Temp.
Air
Flow
°C
1.7:1
---
---
Ib/hr
---
---
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. ]
