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Tom Kamphuys's latest activity
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
A little teaser: Measurements every 10 degrees steps, transformed (2D) into coefficients and evaluated every degree.
Feb 26, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
I created a GitHub repo for NTK's Matlab/Octave code. If should be publicly accessable. I can change the name of the repo. Anyone can...
Feb 23, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
I'm not sure. Maybe this thread can focus more on your code. The other thread is quite active, which is good, but also sidesteps quite a...
Feb 23, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
I already hacked your code to try 2D. I posted at diyaudio. It's not really handy to have two threads :)
Feb 23, 2024
T
Tom Kamphuys
reacted to
NTK's post
in the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
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Let me get this out of the way first. Yes, my goal is to figure out how to build a 3D speaker scanner similar to Klippel's. Of course...
Feb 21, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
Is what @NTK does a spherical harmonic transform? There are lots of papers online and (efficient) implementations of that. I don't...
Feb 20, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
It seems that Octave crashes when the nr of measurements is >500 (roughly). I've been playing a bit with the software and reading the...
Feb 20, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
Yeah, I hacked together a function: round(in*10^N)/10^N. Don't know if thats good enough, but the program didn't complain about round...
Feb 17, 2024
T
Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
Should have thought of that myself... Octave doesn't support the second argument. I could of course make my own. Probably cooperate...
Feb 16, 2024
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Tom Kamphuys
replied to the thread
DIY 3D Speaker Scanner - the Mathematics and Everything Else
.
Hi guys, after some time of occasional visits I finally registered :) I'm just getting my feet wet over at the near field scanner...
Feb 15, 2024
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