Recent content by DS23MAN

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    Rythmik L12 Subwoofer Review

    https://www.rmsacoustics.nl/audiodesign.html
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    Neumann KH120 Disassembly Pictures

    Because they are only used to compensate the magnetic field disturbing CRT displays....
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    Neumann KH120 Disassembly Pictures

    Does anyone still use a CRT display? Useless extra magnets on the drivers.....
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    Audio Show Alkmaar Saturday 29th of February an Sunday the 1st of March

    http://zelfbouwaudio.nl/forum/viewtopic.php?f=3&t=24128&hilit=fantomas&start=100#p1812996
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    Audio Show Alkmaar Saturday 29th of February an Sunday the 1st of March

    Inside joke for the Dutch. Youtube suggested this video at the end: :facepalm:
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    Temperature Control In Speaker Measurements

    The spider is most the contributing part of the compliance ( 70% I read somewhere).
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    Neumann KH 80 DSP Speaker Measurements: Take Two

    A calibration file for free field isn't correct in nearfield measurements.
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    Neumann KH 80 DSP Speaker Measurements: Take Two

    Earlier on I mentioned the problem with using a free field calibrated measurement mic within a near field setup. And this is the red herring. Because of the close range at exact tweeter axis on axis you will get a rise in the high frequencies ( source:Beyer Dynamic):
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    Neumann KH 80 DSP Speaker Measurements: Take Two

    If the reference axis should be chosen before you start this Klippel spinorama, the system sucks....
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    Neumann KH 80 DSP Speaker Measurements: Take Two

    Just play around in Edge. Put a 25cm woofer in a 30x30 cm baffle. Change the mic distance between 1m and 10m. No change in the respons in the normal used fr range for this size driver.
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    Neumann KH 80 DSP Speaker Measurements: Take Two

    Far field starts at 3 times of the drivers diameter. It hasn't nothing to do with box size.
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    Neumann KH 80 DSP Speaker Measurements: Take Two

    All Class 1 free field measurement mic's are calibrated as in a free field. When you use them close to a reflective object ( aka a loudpeaker) the calibration will be off....
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    PlayClassics album premiere for ASR members

    Nice! Please send me the code.
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    Do servo subwoofers actually lower distortion?

    Actually I am working with Rob: http://zelfbouwaudio.nl/forum/viewtopic.php?f=4&t=27161&p=1905153&hilit=piggyback#p1905153 http://zelfbouwaudio.nl/forum/viewtopic.php?f=3&t=27407&hilit=567
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