Specifications

5/10/00 1
© 2000 Netro Corporation. All rights reserved
AirStar System Specifications
39 GHz (FCC)
Radio Performance Specifications
Netro's radios are based on a highly integrated design including antenna, millimeter wave, and channelization
subsystems in a single low cost, compact outdoor unit.
Antenna Specifications
Integral Base Radio Unit
Sectorization Options
90°, 30°
Remote Mount
Packaging
Additional sectors or
high gain options
Subscriber Terminal 125mm Lens Horn
Polarization Options Vertical and Horizontal
Radio Performance Specifications
Frequency Range: 38.6 to 40 GHz
T/R Spacing: 700 MHz
Tuning Range: 350 MHz
Tuning Step Size: 1.25 MHz
Channel Bandwidth: 12.5 MHz
Transmit Power Control
Dynamic Range:
47 dB
Air Interface
Netro's Industry-Leading CellMAC Air Interface is
based on a TDM/TDMA multiple access system
providing native ATM transport to support multiservice
applications. Netro's Virtual Framer provides QoS
based traffic scheduling for CBR services, while
Netro's Virtual Shaper provides QoS based scheduling
for VBR services.
Modulation Format 4/16QAM
Forward Error Correction BCH
System Gain 159 dB
Capacity per Channel 12.96/25.92 Mbps
Range and Availability,
10
-6
CLR
2.1 km, ITU-R Region
K, 99.997% Availability
Base Station Specifications
Capacity per Shelf 155 Mbps
Network Interface Options E3, DS3, OC-3c/STM-1 ATM UNI
Common Equipment Redundancy 1:1
Modem and Radio Redundancy 1:N
Subscriber Terminal Specifications
Service Interworking Function Physical Interface
T1/E1 ATM AAL1 UDT G.703
Fractional T1/E1 ATM AAL1 SDT with CAS Activity Detection G.703, X.21, V.35
ISDN PRI AAL1 SDT with Bearer Channel Activity Detection I.431
Frame Relay FRF.5, FRF.8 G.703, X.21, V.35
Internet Access RFC 1483: Routed & Bridged 10BaseT / 100BaseT