public void AmplitudeRatioToPowerRatio_75OhmImpedance(double dBmV, double expected)
{
AmplitudeRatio ampRatio = AmplitudeRatio.FromDecibelMillivolts(dBmV);
double actual = Math.Round(ampRatio.ToPowerRatio(ElectricResistance.FromOhms(75)).DecibelMilliwatts, 2);
Assert.Equal(expected, actual);
}
public double AmplitudeRatioToPowerRatio_50OhmImpedance(double dBmV)
{
AmplitudeRatio ampRatio = AmplitudeRatio.FromDecibelMillivolts(dBmV);
return(Math.Round(ampRatio.ToPowerRatio(ElectricResistance.FromOhms(50)).DecibelMilliwatts, 2));
}
/// <summary>
/// Converts a <see cref="AmplitudeRatio" /> to a <see cref="PowerRatio" />.
/// </summary>
/// <param name="amplitudeRatio">The amplitude ratio to convert.</param>
/// <param name="impedance">The input impedance of the load. This is usually 50, 75 or 600 ohms.</param>
/// <remarks>http://www.maximintegrated.com/en/app-notes/index.mvp/id/808</remarks>
public static PowerRatio ToPowerRatio(this AmplitudeRatio amplitudeRatio, ElectricResistance impedance)
{
return(AmplitudeRatio.ToPowerRatio(amplitudeRatio, impedance));
}