User's Manual

Contents Hardware Installation Guide
vi Airspan Networks Inc. 02030311-10
3. Package Contents................................................................................... 3-1
4. Required Tools ....................................................................................... 4-1
5. Radio Site Planning ................................................................................ 5-1
5.1. Minimal Radio Path Obstructions....................................................... 5-2
5.2. Fresnel Zone Clearance .................................................................... 5-2
5.3. Multipath Fading ................................................................................ 5-4
5.4. Spectrum Analysis for Locating Clear Frequencies............................ 5-4
5.5. Adjacent Base Station Radios............................................................ 5-5
5.6. Calculating Link Budget ..................................................................... 5-5
5.7. Radio Antenna Alignment .................................................................. 5-9
5.8. Antenna Polarization Usage............................................................. 5-10
5.9. Considerations when Using External Antennas ............................... 5-11
5.9.1. Cable Loss ........................................................................ 5-11
5.9.2. Omni-Directional Antennas................................................ 5-13
5.9.3. Operating in 900 MHz........................................................ 5-13
5.9.4. Operating in Band-C for FCC Markets............................... 5-14
5.9.5. Dual Antenna Receive Diversity ........................................ 5-15
Part I: Base Station Installation
6. Basic Design of Devices ........................................................................ 6-1
6.1. BSR................................................................................................... 6-1
6.1.1. Models ................................................................................ 6-1
6.1.2. Physical Dimensions ........................................................... 6-2
6.1.3. Ports.................................................................................... 6-2
6.2. BSDU ................................................................................................ 6-3
6.2.1. Physical Dimensions ........................................................... 6-3
6.2.2. Ports.................................................................................... 6-4