Power Density Formula Calculator for Antenna

Power Density Formula Calculator for Antenna is an online calculation tool used to calculate power density from known values of output power, gain, and distance.

List of Contents

What is Antenna Power Density

Antenna power density is defined as the measure of the power from an antenna to a certain distance D.

It is assumed that an antenna radiates power in all directions.

Formula Equation for Power Density of Antenna

PD = (Pout. Gtx)/(4 * π * D2)

Where

  • PD = power densit in watts/m2 
  • Pout = output power from the antenna in watts (W)
  • Gtx = gain of the antenna
  • D2 = distance from the antenna in meters (m)

Practical Applications

Power Density Formula Calculator for Antenna by Electrical Calculators Org can be used to convert:

  1. Milliwatts to power density
  2. Watts to Power density
  3. Decibel milliwatt to Power Density
  4. Decibel-watt to Power Density

Apart from above, distance in meters, centimeters, miles, kilometers, feet, yards, or inches and the value of linear gain should be known.

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