Table of Contents
Advertisement
1.0
SCOPE. This specification is for a traveling wave tube amplifier (TWTA) with an
integrated block up converter. The amplifier input accepts a composite L-band modulated
IF and an external 10 MHz reference signal and output a C band RF signal. The TWTA is
designed to operate outdoors at a satellite ground station.
2.0
APPLICABLE DOCUMENTS
3.0
SPECIFICATION. The TWTA shall be designed to the requirements of this specification
per the performance specifications of section 3.0 and tested to the ATP requirements of
section 5.1 of this document
3.1
ELECTRICAL
3.1.1
Frequency
3.1.1.1
Frequency, Output
3.1.1.2
Frequency, Input
3.1.1.3
Frequency, Reference
3.1.2
Power
3.1.2.1
RF Output Power (P
Reference: TWT power of
3.1.2.2
Reflected Power Protection
3.1.2.3
Maximum RF Drive Power without damage +10
3.1.3
Gain, Large Signal
3.1.4
Gain, Small Signal
3.1.5
Gain variation, SSG
3.1.5.1
Over any 575 MHz band
3.1.5.2
Over any 80 MHz band
3.1.5.3
Gain slope
3.1.5.4
Gain stability over temperature
3.1.5.5
Gain stability over Time
T HI S DOCUME NT I S T HE P ROP E RT Y OF XI COM T E CHNOLOGY. RE P RODUCT I ON OR RE LE AS E WI T HOUT E XP RE S S P E RMI S S I ON I S S T RI CT LY P ROHI BI T E D.
XTD-750C, 5.85-6.425 GHz, R01
Document No. 305-0389-201
EAR EXPORT CONTROLLED: The information contained in this Manual refers or relates to a product that is subject
to the U.S. Export Administration Regulations (EAR). Transfer of data herein by any means to a Foreign Person,
whether in the U.S. or abroad, may require an export license from the U.S. Department of Commerce.
)
rated
5.85 to 6.425 GHz
950 - 1525
MHz
10
MHz
650 W
(58.1 dBm) min
750 W
(58.8 dBm) min
P
–7 ± 0.5 dB
rated
dBm
70
dB min
75
dB min
4.0
dB/575 MHz max
1.3
dB/80 MHz
± 0.04
dB/MHz
2.0
dB@any frequency
0.5
dB/24 hrs
REV 3
Page 2 of 10
Advertisement
Chapters
Table of Contents
