GE DS-SD4-1, Справочное руководство

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MDS 05-4670A01, Rev. E SD Series Reference Manual (x710 Mode) 43
8.0 TECHNICAL REFERENCE
8.1 Technical Specifications
GENERAL
Frequency Range: SD1 : 150-174 MHz
SD2 : 216-235 MHz in one of the bands listed below:
Band A—216 to 220 MHz
Band B—220 to 222 MHz
Band C—220 to 235 MHz
Band D—216 to 220 MHz (50 kHz)
SD4 : 300–512 MHz in one of 4 bands as follows:
Band A—350 to 400 MHz
Band B—400 to 450 MHz
Band C—450 to 512 MHz
Band D—300 to 360 MHz
SD9 : 820–960 MHz
Band A—820 to 870 MHz
Band C—928 to 960 MHz
Band D—928 to 960 MHz (50 kHz)
Band E—880 to 915 MHz
Band F—880 to 915 MHz (50 kHz)
Band G—850 to 960 MHz/926 to 936 MHz TX Lo
Band H—850 to 960 MHz/926 to 936 MHz TX Hi
Specific frequency authorizations are dependent on the type-approval of the radio. Con-
sult the factory for details.
Bandwidths: SD1: 3.0, 6.25, 9.0, 12.5 kHz
SD2: 2.0, 3.0, 5.0, 6.25, 8.0, 9.0, 12.5, 15.0, 16.0,
25.0, 48.0, 50.0 kHz
SD4 : 6.25, 11.0, 12.5, 20.0, 25.0 kHz
SD9 : 4.0, 7.0, 10.0, 12.5, 16.0, 18.0, 25.0, 30.0,
50.0 kHz
NOTE:
This information subject to change depending on specific
modem configuration. For emission designator information,
consult the FCC web site for latest “GE MDS” grants:
http://transition.fcc.gov/oet/ea/fccid/ . Emission designators
are subject to change pending new FCC additions and
approvals.
RECEIVER
Maximum Usable Sensitivity: –112 dBm at 1x10
–6
BER (9600 BPS)
NOTE: Typical sensitivity rating at 9600 BPS. See Table 12 on Page 31 for detailed list-
ings by modem type.
TRANSMITTER
Carrier Power: 0.1 Watts to 5 Watts
Power Measurement Accuracy: +/- 1.5 dB
NOTE: RF output is limited to 2 watts for SD2 radios operating in Band B
(220-222 MHz).