GE MDS SD Series Technical Manual page 48

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•
RF Output Power (dBm)
20 and 37 dBm (0.1 to 5 watts) in 1 dB increments. The default
setting is . Full power is not required in many cases, and
37 dBm
lower settings will place less demand on the DC power supply
and reduce the chance of interference with other stations. Only
the power necessary to carry out reliable communications should
be used.
NOTE: In Band B (220-222) MHz MDS SD2 power is limited to 2
watts to meet regulatory requirements.
• —This setting determines the over-the-air data speed
Modem Type
and bandwidth of the radio's transmitted signal. All radios in the
network must use the same modem setting to communicate with
each other. The default setting is
any of the selections shown in Table 12. The table also lists
modem sensitivity ratings for the various modems. Note that
some modem choices are limited based on the model purchased.
Table 12. Modem Selection vs. Speed, Bandwidth & Sensitivity
Modem Type
Selection
1
Modem 9600
1, 2
Modem 4800
1, 3
Modem 3200
1, 2
Modem 9600M
Modem 4800F
1
Modem 9600B
1
Modem 4800B
1
Modem BELL
Modem V23
Modem 19200N
2
Modem 19200E
Modem 9600N
Modem 19200
4
Modem 65000
1) For MDS x710-compatible operation.
2) For ETSI compliance.
3) 3200 bps not applicable to SD4.
4) Only available for SD2 with wide bandwidth hardware option.
SD Series Technical Manual
—The RF output power may be set between
Modem 9600
OTA Speed B/W (kHz)
(bps)
9600 12.5
4800 12.5
3200 5.00
9600 12.5
4800 6.25
9600 12.5
4800 12.5
1200 12.5
1200 12.5
19200 12.5
19200 12.5
9600 6.25
19200 25.0
65000 50.0
MDS 05-4846A01, Rev. D
, but it may be set to
Approximate
Sensitivity
-112 dBm
-112 dBm
-108 dBm
-106 dBm
-108 dBm
-106 dBm
-110 dBm
-110 dBm
-110 dBm
-100 dBm
-96 dBm
-98 dBm
-105 dBm
-104 dBm