Difference between revisions of "NVGate Octave Analyzer"

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341 bytes removed ,  10:21, 30 April 2020
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The sample frequency depends on the value of the High Filter Setting (
The sample frequency depends on the value of the High Filter Setting (


Next, the input signals can be time weighted filters at user choice
Next, the input signals can be time weighted filters.


*A, B and C weight filters : These filters available in acoustic frequency range (i.e. from 20 Hz to 20 kHz) satisfy requirements from last standards IEC 651 type 0 and IEC 804 type 0.
*A, B and C weight filters : These filters available in acoustic frequency range (i.e. from 20 Hz to 20 kHz) satisfy requirements from last standards IEC 651 type 0 and IEC 804 type 0.
* any other NVgate filter need to be aplly on Front end (real time) or Player (post analyisis). most common are  integrator filters: Single or double time integrators


 
Any other NVgate filter need to be aplly on Front end (real time) or Player (post analyisis). most common are  integrator filters: Single or double time integrators
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{|border="0" cellspacing="2" width="100%"
|'''8-8'''
|'''F 197 804 1'''
 
|}
 
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<u>Spectral Weight Filters:</u>
 
These filters are only available with the OR7937 option.
 
For more information, see <font color="#FF0000">'''8.2.7.5''' </font>'''Settings <nowiki>|</nowiki> Preprocess - Spectral Weight Filter'''.


After time domain filtering, the signals go to the digital 1/n<sup>th</sup> octave filter bank.
After time domain filtering, the signals go to the digital 1/n<sup>th</sup> octave filter bank.
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|-
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|fc = 1000
|fc = 1000
|<font size = "5"><sub><nowiki>*</nowiki> 10(n<nowiki>+</nowiki>0.5)/40</sub></font><br>
|<font size = "5"><sub><nowiki>*</nowiki> 10(n<nowiki>+</nowiki>0.5)/40</sub></font><br>

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