MICROWAVE LINK BUDGET





5.8 GHz Single-band U-NII, +53 dBm EIRP (US/Canada)










New TMCC to KEYA-FM path
















Antenna Gains:





Type dBi




1ft flat 23.5
Frequency 5.8 GHz
2ft flat 28.0




2ft dish 28.5
Distance 2.3 Miles
3ft dish 32.2




4ft dish 34.8
Path loss 119.1 dB
6ft dish 38.2




8ft dish 40.7
Climate Factor 0.25 (see table)



Terrain Factor 1 (see table)
Climate Terrain



Average 0.25 1.00 Average



Dry 0.1 0.25 Mountainous
Adjusted Tx Power 17 dBm Humid 0.5 4.00 Smooth
Feeder Length 100 ft



Feeder Loss Spec 7 dB loss/100ft (see table)
Transmission Line Loss:

Additional Losses 3 dB
Type
dB/100ft
Tx Antenna Gain 28.5 dB (see table)
1/2", LMR-600
6.1, 7.3




5/8", LMR-900
4.7, 4.9
Rx Antenna Gain 28.5 dB (see table)
EW-52
1.3
Feeder Length 200 ft


Feeder Loss Spec 7 dB loss/100ft (see table)
Threshold Specifications:

Additional Losses 3 dB
Model #
Threshold (dBm)
Receiver Threshold -79 dBm (see table)
27710 (DS3, 45M)
-79
Received Signal Level -72.1 dBm



Fade Margin 6.9 dB
















Availability (one way) 99.999099%




Outage Time (one way) 4.74 min/year