Do all your RF calculations using this application. Here is a list of some of the calculators in this app: Attenuator Calculators. Pi Attenuator Calculator. Tee Attenuator Calculator. Balanced Attenuator Calculator. Bridged Tee Attenuator Calculator. Reflection Attenuator Calculator. Unit Converters. DBm To Watt Calculator. Watt To dBm Calculator. RF Propagation.