TANDBERG SM6610, Справочное руководство

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Technical Specification
Page B-8 Reference Guide: SM6610, SM6615, SM6620 and SM6625 Satellite Modulators
ST.RE.E10152.2
B.5 L-Band Input and Outputs – Models SM6615
and SM6625
NOTE…
These inputs and outputs are available only on models SM6615 and SM6625.
B.5.1 L-Band Input
This input provides a carrier combining facility for summing an externally
generated carrier into the L-band output.
Table B.10: L-BAND IN Specification
Item Specification
Safety status: SELV
Connector type: SMA female 50
Ω
Connector designation: L-BAND IN
Input impedance: 50
Ω
Gain to L-BAND OUT MAIN
output:
0 dB
±
2 dB
Input power:
+
5 dBm max
Return loss: >14 dB, 950-1750 MHz
B.5.2 L-Band Outputs
Table B.11: L-BAND OUT MAIN Specification
Item Specification
Safety status: SELV
Connector type: SMA female 50
Ω
Connector designation: L-BAND OUT MAIN
Output impedance: 50
Ω
Output power:
−
20 dBm to
+
5 dBm in 0.1 dB steps
Output power ramp rate: 9 dB/s over operational power level range
Power level stability:
±
0.5 dB
Return loss: >14 dB, 950-1750 MHz
Modulation format: BPSK as per ETSI TR 101 198
QPSK as per EN 300 421 (DVB-S)
8PSK and 16QAM as per EN 301 210 (DVB-DSNG) (HOM option)
FEC rate: 1/2, 2/3, 3/4, 5/6 and 7/8 with QPSK
2/3, 5/6 and 8/9 with 8PSK
3/4, and 7/8 with 16QAM