User Guide

AB-Access Config & User Guide 5.5 Axxcelera Broadband Wireless
July 27, 2004 Company Confidential Page 30 of 129
-27 dBm/MHz beyond 10 MHz of upper band (max)
Blocking rejection 60 dB fc ± 50 MHz to ± 100 MHz (min)
70 dB fc + 100 MHz to 8 GHz (min)
70 dB fc 100 MHz to 4 GHz (min)
80 dB DC to 4 GHz and 7 to 12 GHz (min)
U-NII & ISM band blocking level -41 dBm
Adjacent channel rejection -25 dB (min)
Receiver noise figure -7 dB (max)
Sensitivity -81.6 dBm for 10^-4 demodulated BER
AGC range 55 dB
AGC accuracy ±1 dB
AGC response time <200 ns
Transmit / receive switching time <5 µs
Receive / transmit switching time <2 µs
Channel switching time <100 µs
Horizontal / Vertical antenna switching time <5 µs
5.8.3 Subscriber Unit Antenna
Peak gain 18 dBi
3 dB beamwidth 20º azimuth x 20º elevation
Front-to-back ratio 30 dB (min)
Sidelobe suppression 15 dB (min)
Input impedance 50 ohms
Polarization Linear – vertical or horizontal switchable
VSWR 2:1 (max)