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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.Yes, it's a puzzle to me as well. In fact, when I first sent these to @FSAF with +36dB gain applied, there was so much noise, we could...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.For future reference: Software: REW V5.40 β60 83dB@1m (ref. to 1KHz) These recordings were in the same session. REW Settings...
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TTikkidy reacted to FSAF's post in the thread FSAF (Fast subband adaptive filtering) measurement with
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I am glad that FSAF, however imperfect, helps. My experience agrees with @dcibel. Driving a woofer in a 2-way configuration below 2*Fs... -
TTikkidy reacted to FSAF's post in the thread FSAF (Fast subband adaptive filtering) measurement with Like.
I finally cleaned up the FSAF & SPKID code and found a way to do joint-time-frequency ReLS regularization on @dcibel samples. It's...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.Is perhaps what you are referring to, described earlier in https://www.roomeqwizard.com/betahelp/help_en-GB/html/spectrum.html#top as…...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.One of the challenges of measuring in a non-anechoic chamber is noise pollution. There's a surprising amount of low frequency noise in...
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TTikkidy reacted to dcibel's post in the thread FSAF (Fast subband adaptive filtering) measurement with Like.
Read through the document tonight. I like that it was presented in a manner that a basic human like my self could understand, and I...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.If a music clip is 5-60 seconds, with varying levels of SPL and varying frequencies over time, how does one make sense of the Distortion...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.Good to see you from the West Coast. Let me know if I can be of any support in your corner line array project. It reminds me of the...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.Clearly your loopback with audio interface only and audio interface + amplifier can give consistent results, which means that your setup...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.@dcibel Only 40? I use REW in conjunction with VituixCAD2 and take the recommended multi-axial measurements from on-axis to 360, at 10...
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TTikkidy reacted to dcibel's post in the thread FSAF (Fast subband adaptive filtering) measurement with Like.
I am still struggling on comprehension of measurement results unfortunately. Below is a test of a pretty good speaker, a 2-way...
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TTikkidy reacted to John Mulcahy's post in the thread FSAF (Fast subband adaptive filtering) measurement with Like.
Log sweeps extract the linear part of the impulse response, move harmonic components to negative time and distribute other non-linear...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.I'm one of those minimum viable solution guys... a timer or spinning/thinking wheel to show my computer hasn't crashed would be nice...
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TTikkidy replied to the thread FSAF (Fast subband adaptive filtering) measurement.Yes. I was thinking I might have upgrade my 10W sipping silent computer. MOAR POWAH!! What CPU/GPU doth one need?
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