8/12/2016
dBW(DecibelWatt)
Home Electricity&Electronics Electricalunits dBW
DecibelWatt(dBW)
dBWdefinition
dBWtodBm,Watt,mWconversioncalculator
HowtoconvertdBWtoWatt
HowtoconvertWatttodBW
HowtoconvertdBWtodBm
HowtoconvertdBmtodBW
dBWtodBm,Watt,mWconversiontable
dBWdefinition
dBWordecibelwattisaunitofpowerindecibelscale,referencedto1watt(W).
Thepowerindecibelwatts(P(dBW))isequalto10timesbase10logarithmofthepowerinwatts
(P(W)):
P(dBW)=10log10(P(W)/1W)
Thepowerinwatts(P(W))isequalto10raisedbythepowerindecibelwatts(P(dBW))dividedby10:
P(W)=1W10(P(dBW)/10)
1wattisequalto0dBW:
1W=0dBW
1milliwattisequalto30dBW:
1mW=0.001W=30dBW
dBWtodBm,Watt,mWconversioncalculator
ConvertdBWtodBm,watt,milliwatt.
EnterthepowerinoneofthetextboxesandpresstheConvertbutton:
Entermilliwatts:
mW
Convert
Enterwatts:
Convert
EnterdBm:
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dBW(DecibelWatt)
dBm
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dBW
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EnterdBW:
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HowtoconvertdBWtoWatt
HowtoconvertpowerindBWtowatts(W).
Thepowerinwatts(P(W))isequalto10raisedbythepowerindBW(P(dBW))dividedby10:
P(W)=1W10(P(dBW)/10)
Forexample:whatisthepowerinwattsforpowerconsumptionof20dBW?
Solution:
P(W)=1W10(20dBW/10)=100W
HowtoconvertWatttodBW
Howtoconvertpowerinwatts(W)todBW.
ThepowerindBWisequaltothebase10logarithmofthepowerinwatts(W):
P(dBW)=10log10(P(W)/1W)
Forexample:whatisthepowerindBWforpowerconsumptionof100W?
Solution:
P(dBW)=10log10(100W/1W)=20dBW
HowtoconvertdBWtodBm
HowtoconvertpowerindBWtodBm.
ThepowerindBmisequaltothebase10logarithmofthepowerinwatts(W):
P(dBm)=P(dBW)+30
Forexample:whatisthepowerindBmforpowerconsumptionof20dBW?
Solution:
P(dBm)=20dBW+30=50dBm
HowtoconvertdBmtodBW
HowtoconvertpowerindBmtodBW.
ThepowerindBW(P(dBW))isequalto10raisedbythepowerindBm(P(dBm))dividedby10:
P(dBW)=P(dBm)30
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dBW(DecibelWatt)
Forexample:whatisthepowerinwattsforpowerconsumptionof40dBm?
Solution:
P(dBW)=40dBm30=10dBW
dBWtodBm,Wattconversiontable
Power(dBW) Power(dBm) Power(Watt)
130dBW
100dBm
0.1pW
120dBW
90dBm
1pW
110dBW
80dBm
10pW
100dBW
70dBm
100pW
90dBW
60dBm
1nW
80dBW
50dBm
10nW
70dBW
40dBm
100nW
60dBW
30dBm
1W
50dBW
20dBm
10W
40dBW
10dBm
100W
30dBW
0dBm
1mW
20dBW
10dBm
10mW
10dBW
20dBm
100mW
1dBW
29dBm
0.794328W
0dBW
30dBm
1.000000W
1dBW
31dBm
1.258925W
10dBW
40dBm
10W
20dBW
50dBm
100W
30dBW
60dBm
1kW
40dBW
70dBm
10kW
50dBW
80dBm
100kW
60dBW
90dBm
1MW
70dBW
100dBm
10MW
80dBW
110dBm
100MW
90dBW
120dBm
1GW
100dBW
130dBm
10GW
Seealso
dBm
Decibel
Watt
dBmtomWconversioncalculator
mWtodBmconversioncalculator
dBmtowattsconversioncalculator
WattstodBmconversioncalculator
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dBW(DecibelWatt)
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Electricalunits
Logarithm
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Ampere(A)
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Decibel(dB)
Farad(F)
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