User's Manual

ManualsBrandsCisco Systems ManualsElectronicsRipwave TTA Base Station

Navini Networks, Inc. Ripwave Base Station I&C Guide

Part #40-00047-00 Rev D v1.0 35

February 28, 2003

repeat request (ARQ), extensive GoS/QoS mechanisms

System Throughput:

12 Mbps (fully loaded max raw data rate downstream + upstream)

Up/down Link Duplex:

Symmetrical TDD

Upgradeability:

Software downloads

Weight:

100 lbs (indoor BTS), 64 lbs (RFS antenna)

Table 5: Split Chassis System (MMDS & WCS Systems)

Antenna Downtilt:

2 & 4 degree options for Omni-directional; Mechanical for 120 degree

Sectored

Antenna Gain:

12dBi Omni-directional, 17 dBi for 120-degree Sectored

Antenna Options:

Omni-directional or 120-degree Sectored

Backhaul Interfaces:

10/100 BaseT Ethernet or ATM over T1; up to (8) T1’s with or without

IMA, long haul support

Bandwidth Allocation:

Dynamic

Baseband Modulation:

Uplink QAM4

Beamforming Gain:

18dB

Configurations:

RFS Omni-directional or Sectored. 1 BTS per antenna.

DC Power Consumption:

21VDC to 28VDC; 1353 Watts typical, 1500 Watts maximum

DC Power Interface:

2 - ¼” lugs for +24V DC and 24V return.

Duplex Format:

Time Division Duplexing (TDD)

Humidity:

0 to 95% non-condensing

Mechanical Dimensions:

Digital: H19.2” X W19.0” X D12.9” (add ~1.3” to D with modules

installed). RF: H14.0” X W19.0” XD15.2” (add ~1.5” to D with modules

installed).

Multiple Access Schemes:

Multi-carrier Beamforming Synchronized (MCBS) CDMA

Operational Frequency Band:

See Table 3

Operational Temperature:

0 to +50 degrees C (indoor); -40 to +50 degrees C (outdoor)

Polarization:

Vertical

Power Control:

Forward & reverse, open & closed loop

Regulatory:

UL 1950, FCC part 15

Reliability/Availability:

Load-sharing

RF Channel Bandwidth:

6MHz

RF Output Power (per channel):

5 watts max

Sensitivity:

-114 dBm/single channel (NF of 5dB)

Serviceability:

Field replaceable cards, EMS remote reset; Front and rear access required

Spreading Spectrum Scheme:

Direct Sequence Spreading (DSS)

Storage Temperature:

-40 to +70 degrees C

System Features:

Reed Soloman forward error correction (FEC), congestion control, automatic