mW to dBm Conversion

• mW to dBm conversion calculator
• How to convert mW to dBm
• mW to dBm conversion table

mW to dBm conversion calculator

milliwatts (mW) to decibel-milliwatts (dBm), power conversion calculator.

Enter the power in mW and press the Convert button:

	Enter power in milliwatts:		mW
	dBm result:		dBm

dBm to mW conversion calculator ►

How to convert mW to dBm

The power conversion of mW to dBm is given by the formula:

P_(dBm) = 10 · log₁₀( P_(mW) )

 

So,

1mW = 0dBm

 

Example

Convert 20mW to dBm:,

P_(dBm) = 10 · log₁₀( 20mW ) = 13.0103dBm

mW to dBm conversion table

Power (mW)	Power (dBm)
0+ mW	-∞ dBm
0.01 mW	-20.0000 dBm
0.1 mW	-10.0000 dBm
1 mW	0.0000 dBm
2 mW	3.0103 dBm
3 mW	4.7712 dBm
4 mW	6.0206 dBm
5 mW	6.9897 dBm
6 mW	7.7815 dBm
7 mW	8.4510 dBm
8 mW	9.0309 dBm
9 mW	9.5424 dBm
10 mW	10.0000 dBm
100 mW	20.0000 dBm
1000 mW	30.0000 dBm
10000 mW	40.0000 dBm
100000 mW	50.0000 dBm
1000000 mW	60.0000 dBm
10000000 mW	70.0000 dBm
100000000 mW	80.0000 dBm
1000000000 mW	90.0000 dBm
10000000000 mW	100.0000 dBm

 

dBm to mW conversion ►

 

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See also

• dBm to mW conversion
• Watts to dBm conversion
• mW to kW conversion
• mW to watts conversion
• What is dBm?
• Watt
• dBW
• Decibel
• Electric power
• Power conversion