SAF CFM-LM Series, Техническое описание

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C F M - L M
P R O D U C T F A M I L Y
T E C H N I C A L D E S C R I P T I O N
53
Technical Data
General Parameters
Frequency subbands and
duplex shift Refer to Chapter
ODU Characteristics, page 4
ODU and IDU Bit-rate/
Traffic interfaces For information about ODU supported bit rates and corresponding
channel spacings, please refer to chapter
ODU Characteristics, page 4
IDU model Bit-rate Traffic interface
CFM-8-4E1 4x2 Mbps G.703 (RJ-45 and BNC
connectors)
CFM-16-8E1 8x2 Mbps G.703 (RJ-45 or DB25
connectors)
CFM-34-16E1 16x2 Mbps G.703 (RJ-45 connectors)
CFM-34-E3 34 Mbps G.703 (BNC connectors)
CFM-34-REBM 34 Mbps 10/100Base-Tx + 2x(E1 or
10Base-T or V.35)
CFM-8-MUX 8 Mbps 3x(E1 or 10Base-T or V.35)
CFM-16-MUX 16 Mbps 3x(E1 or 10Base-T or V.35)
CFM-8-REB 8 Mbps 10Base-T UTP
Channel spacing (carrier
spacing) on supported
bit rates
Radio data rate 34 Mbps → 28 MHz (27.50 for CFM-18-LM ODU)
Radio data rate 16 Mbps → 14 MHz (13.75 for CFM-18-LM ODU)
Radio data rate 8 Mbps → 7 MHz
Modulation 4 FSK
Transmitter power Refer to Chapter
ODU Characteristics, page 4
Tx power attenuation 0…30 dB (1 dB step) for the CFM-15-LM and CFM-13-LM ODU;
0…29 dB (1 dB step) for the CFM-26-LM, CFM-22-LM and CFM-
18-LM ODU;
0…37 dB (1 dB step) for the CFM-8-LM and CFM-7-LM ODU;
0…24 dB (1 dB step) for the CFM-38-LM.
Frequency stability +/- 10 PPM
Max. input power at
antenna port 0 dBm
Chapter
8