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ERP and EIRP Calculator

This tool calculates the Effective Radiated Power(ERP) and Effective Isotropic Radiated Power(EIRP) of a station based on antenna gain and Transmitter Power Output(TPO).

These values are commonly used for link budgeting purposes.


Scneario 1 Input Variables




Effective Radiated Power (ERP)

Effective Isotropic Radiated Power (EIRP)


Scenario 2 Input Variables




Effective Radiated Power (ERP)

Effective Isotropic Radiated Power (EIRP)