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

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Ku- Band Satellite Transceiver Revision 9
Introduction MN/KST2000AB.IOM
1–11
Table 1-2. Converter Unit Specifications (Continued)
General Converter Characteristics (Continued)
Prime Power 85 to 264 VAC, 47 to 63 Hz, <200 W(Optional
–48 VDC input)
Keypad/Display Interface Weatherproof 16 character LED display with
Up (
S
), Down (
T
), Left (
W
), Right (
X
),
[Clear] and [Enter] pushbuttons
Serial Data Interface (User
Selectable) EIA-232, EIA-485, or EIA-422 half duplex
Serial Data Baud (User Selectable) 300, 600, 1200, 2400, 4800, 9600, 19200
Discrete Alarm Outputs
Uplink Summary Alarm
Downlink Summary Alarm
System Summary Alarm Form “C” Relay Contacts
Form “C” Relay Contacts
Form “C” Relay Contacts
External LED Indicators Prime Power On/TX RF ON
Summary Fault
IF Input/Output Connectors
Type N Female, 50
Ω
TX Output/RX Input Connectors
Type N Female, 50
Ω
Size 21.75 H x 8.25W x 8.00D inches
(55.2H x 20.95W x 20.32D cm)
Weight 33 lbs. (16 kg)
Temperature –40 to +55
0
C (-40 to +131
0
F) operational
–50 to +75
0
C (–67 to +167
0
F) survival
Table 1-3. System Transmit Characteristics (with SSPAs of
≤
40W)
Parameter Characteristics
Gain Stability over temperature, AGC on,
fixed frequency
2.0 dB peak-to-peak
Gain variation with frequency
70 ± 20 MHz
140 ± 40 MHz
2.0 dB peak-to-peak
3.0 dB peak-to-peak
Spurious signals
Signal related
< 250 kHz
Non-signal related
–50 dBc at 6 dB below P
1
dB
–35 dBc at 6 dB below P
1
dB
–24 dBm/4 kHz for 2W unit
–21 dBm/4 kHz for 4W unit
–18 dBm/4 kHz for 8W unit
–15 dBm/4 kHz for 16W unit
–13 dBm/4 kHz for 25W unit
–13 dBm/4 kHz for 32W unit
–12 dBm/4 kHz for 40W unit