Power factor is defined as the ratio of real ... The current total harmonic distortion (THD) is the summation of all harmonic components of the current waveform compared against the fundamental ...

“The FTC acknowledged that there are up to seven different methods of computing power output, all of which will yield different results (including the EIA/CEA method with 1 channel driven to full ...

Equation 1 expresses THD: where V n is the RMS value of the n th harmonic and V 1 is the RMS value of the fundamental component. In power systems, these harmonics can cause problems ranging from ...

the THD will increase, as well the RMS voltage output will approach the peak voltage output. If they don't claim that it's an SAE power rating, then the actual load used to test is not at all ...

THD is a gauge of uneven or “noisy” power, which at elevated and sustained levels can damage utility infrastructure and devices and equipment used by power customers. THD is a growing concern for ...

However, THD can also affect interference from radio signals and even losses in power transfer systems. A simplified definition is the THD is the ratio of the sum of the power of all harmonic ...

We now look at distortion and its relationship to power factor (Figure 1). Some authors have used DF and THD as if they were synonyms, but they are not. The two terms are taken as what was once shown ...

Look for: RMS Power (20Hz to 20KHz) in 8 ohms with all channels driven with < .1% THD. RMS Power (20Hz to 20KHz) in 4 ohms with all channels driven (most Receivers do not rate specs like this because ...