User's Guide

Table Of Contents
16 PTP 500 Reference Information
228
16.2.4 PTP 54500 Radio System Specifications
Table 34 contains radio system specifications for the PTP 54500.
Table 34 - PTP 54500 RF Specifications
Radio Technology Specification
RF Band 5.470-5.725 GHz
Channel Selection
By intelligent Dynamic Frequency Selection (i-DFS) or
manual intervention.
Automatic detection on start-up and continual adaptation to
avoid interference.
Channel size 5, 10 and 15 MHz
Transmit Power
Varies with modulation mode and settings from -18 dBm to
27 dBm.
Modulation Dynamic; adapting between BPSK single and 64 QAM.
Receiver Noise Figure Typically 6 dB
Antenna Type
Integrated: Flat plate antenna. Connectorized: Approved to
operate with a selection of separately-purchased single and
dual polar antennas through 2xN-type connectors (check
local regulations prior to purchase).
Antenna Gain 23 dBi typical
Antenna Beamwidth 8 Degrees
Receiver Sensitivity Adaptive, varying between -94 dBm and -69 dBm.
Duplex Scheme
Symmetric fixed, asymmetric fixed or adaptive TDD; same
frequency Tx/Rx.
Range 155 miles (250 km)
Security and Encryption
Proprietary scrambling mechanism. Optional FIPS-197
compliant 128- and 256-bit AES Encryption.
Weather Sensitivity
Sensitivity at higher modes may be reduced during high
winds through trees due to Adaptive Modulation Threshold
changes.
Error Correction FEC