Radio - GE MDS SD Series Technical Manual

Radio

Basic Settings
The
Basic Settings
•
RF Output Power (dBm)
5 watts) in 1 dB increments. The default setting is
many cases, and lower settings will place less demand on the DC power supply and re-
duce the chance of interference with other stations. Only the power necessary to carry out
reliable communications should be used.
• — This setting determines the over-the-air data speed and bandwidth of the
Modem Type
radio's transmitted signal. All radios in the network must use the same modem setting to
communicate with each other. The default setting is
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 pur-
chased.
Table 12. Modem Selection vs. Speed, Bandwidth & Sensitivity
Modem Type
Selection
Modem 9600
Modem 4800
Modem 3200
Modem 9600M
Modem 4800F
Modem 9600B
Modem 4800B
Modem BELL
Modem V23
Modem 19200N
Modem 19200E
Modem 9600N
Modem 19200
40
screen contains important RF and modem selections for radio operation.
— The RF output power may be set between 20 and 37 dBm (0.1 to
Over-the-air
Speed (bps)
1
9600
1
4800
1, 2
3200
1
9600
4800
1
9600
1
4800
1
1200
1200
19200
19200
9600
19200
SD Series Technical Manual
. Full power is not required in
37 dBm
Modem 9600
B/W (kHz) Approximate
Sensitivity
12.5 -112 dBm
12.5 -112 dBm
5.00 -108 dBm
12.5 -106 dBm
6.25 -108 dBm
12.5 -106 dBm
12.5 -110 dBm
12.5 -110 dBm
12.5 -110 dBm
12.5 -100 dBm
12.5 -96 dBm
6.25 -98 dBm
25.0 -105 dBm
, but it may be set to any
ETSI
5
Compliance
X
X
X
MDS 05-4846A01, Rev. I