Difference between revisions of "NVGate Octave Analyzer"

|Performs exponential averaging with averaging time in each 1/n octave band inversely proportional to the frequency so that the product B*T is constant.<br>For "Constant BT 0.2 dB": B*T = 500<br>with B the center frequency of 1/n octave band and T the corresponding integration time.<br>This averaging setting gives a standard error <nowiki><</nowiki>0.2dB<br><br>''Refresh'' is performed when new instantaneous spectrum is available (periodicity: (1/(fs*2,56))*256 with fs the input sampling frequency)<br><br>The ''event'' ''"Oct result available"'' corresponds to the periodicity  ((1/(fs*2,56))*256 with fs the input sampling frequency).

|Performs exponential averaging with averaging time in each 1/n octave band inversely proportional to the frequency so that the product B*T is constant.<br>For "Constant BT 0.5 dB": B*T = 100<br>with B the center frequency of 1/n octave band and T the corresponding integration time.<br>This averaging setting gives a standard error <nowiki><</nowiki>0.5dB<br><br>''Refresh'' is performed when new instantaneous spectrum is available (periodicity: (1/(fs*2,56))*256 with fs the input sampling frequency)<br><br>The ''event'' ''"Oct result available"'' corresponds to the periodicity  ((1/(fs*2,56))*256 with fs the input sampling frequency).

|Performs exponential averaging with averaging time in each 1/n octave band inversely proportional to the frequency so that the product B*T is constant.<br>For "Constant BT 1 dB": B*T = 25<br>with B the center frequency of 1/n octave band and T the corresponding integration time.<br>This averaging setting gives a standard error <nowiki><</nowiki>1dB<br>''Refresh'' is performed when new instantaneous spectrum is available (periodicity: (1/(fs*2,56))*256 with fs the input sampling frequency)<br><br>The ''event'' ''"Oct result available"'' corresponds to the periodicity  ((1/(fs*2,56))*256 with fs the input sampling frequency).

|Performs exponential averaging with averaging time in each 1/n octave band inversely proportional to the frequency so that the product B*T is constant.<br>For "Constant BT 2 dB": B*T = 5<br>With B the center frequency of 1/n octave band and T the corresponding integration time.<br>This averaging setting gives a standard error <nowiki><</nowiki>2dB<br><br>''Refresh'' is performed when new instantaneous spectrum is available (periodicity: (1/(fs*2,56))*256 with fs the input sampling frequency)<br><br>The ''event'' ''"Oct result available"'' corresponds to the periodicity  ((1/(fs*2,56))*256 with fs the input sampling frequency).