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Radio & Antennas

Radio Power

Antenna Gain

Power

 mW OR

  dB(i) =  dB
dBm
Cable Loss
Cable Properties

Cable Length
(per 100 ft or m)
 dB (100 ft)
OR		  feet
OR
 dB (100 m)  meters =  dB
Connector Loss
Frequency in MHz

No. of Connectors
 MHz.  No. =  dB

Total Power Budget  dB

mW to dBm = 10Log10(Watts) + 30

feet to meters = .3048

meters to feet = 3.28

*Calculator normalizes all distances to kilometers and meters

Connectors loss = 0.10 * square root (frequency in GHz)


 

 
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
       
         
Defacto Wireless Distribution, LLC.
12775 LBJ Drive | Brenham, Texas 77833