Phonopaper (and questions - maybe to Volhout???)
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Frank N. Furter
Guru
Joined: 28/05/2012
Location: GermanyPosts: 1143
Posted: 09:42am 06 Jan 2023
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The colored wires are the outputs.
Under the brown phenolic you can see the 12 tone arms (different length, for different tones). And under the tone arms there is the single relay coil (yellow cylinder).
The tone arms are very similar to the ones in mechanical music box (rotating drum with pins)
Volhout
Cool!!! Thank you very, very much!!!
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For micromite FFT, this is one thread I found:
https://www.thebackshed.com/forum/ViewTopic.php?TID=10987
There are later examples for the CMM2 but I haven't tried with the picomite yet.
The code syntax will have changed a bit over the years.
It would be easy enough to convert the magnitude output to colour depth waterfall.
Jim
Thanks! I will have a closer look at the link...
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If you want to use fft for dound recording and reproduction, it needs to be fast as hell.
I was afraid of that!!!
Frank