User's Manual

4.6 RF Interface
4.6.1 RF Interface Specifications
The RF interface requirements for the 9522A LBT are summarized in
Table 7 below.
Table 7: General RF Parameters
4.6.2 Radio Characteristics
The tables within this section contain radio characteristics of the
9522A LBT.
Table 8: In-Band Characteristics
Table 9: Link Margin
Note 1: Other antenna options are available
Note 2: Cable losses should be minimized
Note 3: Link Margin given for free space
5 Instructions for the safe Installation and use of
the 9522A LBT
The 9522A LBT is intended for integration into a finished product.
The integrator of the 9522A LBT is required to connect a power sup-
ply, antenna, and user interface to the 9522A LBT. To ensure that the
9522A LBT is correctly installed the following general instructions
(sub-section 5.1) are provided for the installer.
The integrator will be required to supply the end user of the integrat-
ed product, incorporating the 9522A LBT, with operating instructions
and any other information relating to the maintenance and safety of
the equipment (sub-section 5.2).
5.1 Instructions for the Integrator
The 9522A LBT must be installed by an appropiately qualified
installer and mounted securely as described in section 3.4 of this
document.
The power supply used to power the 9522A LBT must be checked to
ensure it meets the requirements of sub-section 4.1.2 of this docu-
ment.
Electrical connections to the 9522A LBT multi-interface connector
shall be as designated in Table 3 of sub-section 3.3.1 of this docu-
ment.
7
Parameter Value
Average Power during a transmit slot (max) 7 W
Average Power during a frame (typical) 0.6 W
Receiver Sensitivity at 50W (typical) -118.5 dBm
Receiver Spurious Rejection at offsets > 1 MHz (typical) 60 dB
Configuration Cable Loss Link Margin
9522A LBT with accessory antennas 2 dB (Note 2) 13.1 dB (Note 3)
(Note 1)
Parameter Value
Frequency Range 1616 MHz to 1626.5 MHz
Duplexing Method TDD (Time Domain Duplex)
Oscillator Stability ± 1.5 ppm
Input/Output Impedance 50Ω
Multiplexing Method TDMA/FDMA
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