Comtech EF Data KST-2000A, Installation And Operation Manual

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Ku- Band Satellite Transceiver Revision 9
Introduction MN/KST2000AB.IOM
1–10
1.2 Specifications
The basic KST-2000A/B specifications are listed in this section.
Table 1-2 Converter Unit Specification
Table 1-3 System Transmit Characteristics
Table 1-4 LNA Characteristics
Table 1-5 LNB Characteristics
Table 1-6 SSPA Characteristics
Table 1-2. Converter Unit Specifications
Converter Transmit Characteristics
Output Frequency 13.75 to 14.5 GHz in 1 MHz steps
Input Frequency 50 to 90 MHz (100 to 180 MHz optional)
Input Power Level –25 to –45 dBm operational
–10 dBm survival
Gain 42 dB nominal at mid-range user
attenuation setting
User Attenuation Range 0 to 20 dB in 1 dB steps
Power Output at 1 dB Compression + 15 dBm minimum
Transmit Phase Noise Exceeds IESS 308/309 requirements
Converter Receive Characteristics
Input Frequency KST-2000A
10.95 to 12.75
GHz
KST-2000B
950 to 1700 MHz
Output Frequency 50 to 90 MHz (100 to 180 MHz optional)
Gain 45 dB maximum
User Attenuation Range 0 to 20 dB in 1 dB steps
Gain Variation with Frequency
(at a fixed temperature)
Any 40 MHz band
Entire operating band 2.0 dB peak-to-peak
3.0 dB peak-to-peak
Power Output at 1 dB Compression +16 dBm minimum
Power Output Stability over
Temperature (at a fixed frequency) 4.0 dB peak-to-peak
Phase Noise Exceeds IESS 308/309 requirements
Spurious Signals
Signal Related
Non-Signal Related –50 dBc at –5 dBm output
–35 dBc at <250 kHz from carrier
–87 dBm max referenced to converter
input for the KST-2000A
–126 dBm max referenced to the LNB
input for the KST-2000B
Third Order Products –33 dBc for two carriers each at +6 dBm
Auxiliary Output Monitor
Frequency
Gain
Connector 950 to 1700 MHz
20 dB relative to carrier input
Type N, female, 50
Ω