Comtech EF Data KST-2000A/B User Manual
Page 26
Ku- Band Satellite Transceiver
Revision 9
Introduction
MN/KST2000AB.IOM
1–12
Table 1-4. LNA Characteristics
LNA Specification
Input VSWR
1.25:1 max.
Output VSWR
1.25:1 max
Gain Flatness:
10.95 to 12.75 GHz
10.95 to 11.7 GHz
11.7 to 12.2 GHz
12.25 to 12.75 GHz
±
2.0 dB/full band
±
0.50 dB/40 MHz
±
1.5 dB/full band
±
0.25 dB/40 MHz
±
1.5 dB/full band
±
0.25 dB/40 MHz
±
1.5 dB/full band
±
0.25 dB/40 MHz
Gain vs. Temperature
±
1.5 dB Max.
Operating Temperature
-40 to +60
°C (–40
to + 140
°F)
1 dB Gain Comp. Pt.
+10 dBm
+8 dBm or +20 dBm (optional)
Third Order Intercept Point
+20 dBm
+18 dBm or +30 dBm (optional)
Group Delay:
Linear
Parabolic
Ripple
0.01 ns/MHz
0.001 ns/MHz
2
0.1 ns/peak-to-peak
Power Connector
Powered by the KSAT through the coax
RF Input W/G
WR-75 Cover
Input Power, Nominal
+12 to +24 VDC at 100 mA
Table 1-5. LNB Characteristics
LNB Characteristics
Frequency
10.95 to 11.70 GHz
11.70 to 12.20 GHz
12.25 to 12.75 GHz
Gain @ 25
°C
55 dB minimum, 60 dB typical
1 dB Gain Comp. PT.
+ 10 dBm, minimum
Noise Figure @ 25
°C
0.9 dB, typical
RF Input Waveguide
WR-75
Input Power
+ 15 V, 400 mA maximum
Output
Type N female, 50
Ω
Operating Temperature
–40 to +55
°C (–40 to 131°F)
Operating Humidity
0 to 100% RH
Storage Temperature
–50
° to +80°C (–58 to +176°F)
Size
2.5W x 5.7L x 1.6H inches (approximately)
(6.5W x 14.5L x 4H cm)
Weight
< 2 lbs. (< 0.9 kg)