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Path 1 of Microwave License WRBM491

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Path 1:   AT&T Resevoir ⇢ VA Jamaica Plain

Transmit and Receive Locations

AT&T Resevoir

Radio ServiceMW - Microwave Public Safety Pool
Transmit LocationAT&T Resevoir
Transmitter CallsignWRBM491
TypeTransmitter
Height to Center205.1ft / 62.5m
Antenna MakeRFS
Antenna ModelSC3-220A
PolarizationV
Tilt-0.4°
Gain44.8dBi
Beamwidth1.0°
Azimuth109.6°
Location TypeFixed
Location ClassTransmit Location
Address2000 Commonwealth Avenue
CityBrighton
CountySUFFOLK
StateMA
Elevation (AMSL)161.1ft / 49.1m
Height of Structure198.2ft / 60.4m
Overall Height205.1ft / 62.5m
Structure TypeBANT - Building with Antenna on top
Lat / Lon42-20-22.30 N, 071-09-31.40 W

1: AT&T Resevoir - VA Jamaica Plain

Segment Length2.630339mi / 4.233122km
Receive LocationVA Jamaica Plain
TypeReceiver
Height to Center188.0ft / 57.3m
Antenna MakeRFS
Antenna ModelSC3-220A
Gain44.8°
Beamwidth1.0°
Location TypeFixed
Location ClassReceive Location
Elevation (AMSL)70.9ft / 21.6m
Lat / Lon42-19-36.30 N, 071-06-37.20 W

 

Frequencies and Modulations

FrequenciesToleranceEIRPATPCEmission, Digital Mod Rate, Digital Mod TypeTransmitter MakeTransmitter Model
1: 21975.000000000.00100%62.3dBmN50M0D7W, 314000.0, 256QAM
MICROWAVE NETWORKS INCOIP-23G-50M
2: 21975.000000000.00100%63.8dBmN50M0D7W, 272600.0, 128QAM
MICROWAVE NETWORKS INCOIP-23G-50M
3: 21975.000000000.00100%65.3dBmN50M0D7W, 231300.0, 64QAM
MICROWAVE NETWORKS INCOIP-23G-50M
4: 21975.000000000.00100%66.8dBmN50M0D7W, 185600.0, 32QAM
MICROWAVE NETWORKS INCOIP-23G-50M
5: 21975.000000000.00100%66.8dBmN50M0D7W, 148500.0, 16QAM
MICROWAVE NETWORKS INCOIP-23G-50M