Transmitter Power Calculator

This sheet calculates the required FM Transmitter Power for a given licensed power as shown either on your ACMA licence as EiRP or on your “Broadcast” licence as ERPd. Also displayed is the minimum transmitter power to meet your license under a provision in the ACMA technical planning guidelines.    

Antenna Type:
Frequency: MHz
Power Divider Type:
Cable Type:
Cable Length: metres
EiRP / ERPd Licenced Power: watts
Licenced Power Type
Required Transmitter Power: watts
Minimum Transmitter Power: watts


Maximum Power rating for RG213 cable is 250 watts taking into account environmental de-rating.
The limit of transmitter power for cable power dividers is 250 watts.
RF Works is unable to take liability for your calculations.
Please contact RF Works for any detailed advice.