Wireless Specifications; General Wireless Specifications; Table 4-8 5.4 Ghz Rf Specifications - Motorola PTP 250 User Manual

PTP 250 User Guide

Wireless specifications

This section contains specifications of the PTP 250 wireless interface. These specifications
include RF bands, channel width and link loss.

General wireless specifications

Table 4-8 contains radio system specifications for the 5.4 GHz band.
radio system specifications for the 5.8 GHz band.

Table 4-8 5.4 GHz RF specifications

Radio technology
RF band
Channel selection
Dynamic frequency control
Channel width
Manual power control
Receiver noise figure
Integrated antenna type
External antenna gain
Antenna beamwidth
Max path loss
Range (optical line-of-sight)
Over-the-air encryption
Weather sensitivity
Error correction
phn-2182_003v004 (Oct 2011)
Specification
5.470-5.725 GHz
By dynamic frequency control and manual intervention
Automatic detection on start-up and continual adaptation.
Initially 10-15 sec. Out of service on interference 100 ms.
20 MHz and 40 MHz
Maximum power can be controlled lower than the power
limits in order to control interference to other users.
Typically 6 dB
Integrated flat plate antenna; gain 23 dBi
See Calculating maximum power level for
on page 2-13.
8 Degrees
150 dB (20 MHz channel, integrated antenna)
54 km (34 miles) at channel width 20 MHz
27 km (17 miles) at channel width 40 MHz
Proprietary scrambling mechanism.
Sensitivity at higher modes may be reduced during high winds
through trees due to Adaptive Modulation Threshold changes
FEC
UNDER DEVELOPMENT
Wireless specifications
Table 4-9 contains
connectorized units
4-5