What is dBW to dBmA Calculator?  

dBW to dBmA Calculator is used to convert any power level in dBW to the current value in dBmA, using the power (in dBW) and the system impedance Z (in ohms) entered by the user. The calculator uses the following formula: 

Where, 

• dBW (decibel-Watt)- the decibel unit for measuring power with reference to one Watt (1 W).  
• dBmA (decibel-milliampere)- the decibel unit for measuring current with reference to one milliampere (1 mA). 
• Z- System impedance in ohms. 

The dBW to dBmA calculator helps to calculate the current value in dBmA from power in dBW by inputting the power level (in dBW) and system impedance Z (in ohms). It quickly and accurately calculates dBmA from dBW and impedance (Z). This calculator is a useful tool when you deal with EMC measurements, where precise measurement and analysis of signal strength are crucial.