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Activity Forums Audio How to minimalise audio ‘spikes’

  • Peter Groom

    March 17, 2011 at 1:36 pm

    Im dying to hear some audio. Just how long and big are these spikes.
    Peter

    Post Production Dubbing Mixer

  • Peter Groom

    March 22, 2011 at 4:00 pm

    Did you get this sorted?
    Peter

    Post Production Dubbing Mixer

  • Olly Lawer

    March 22, 2011 at 4:06 pm

    Sorry for not coming back sooner! Haven’t had a second to breathe.

    Got sorted to an OK level. Although time consuming, the very short peaks I sorted by cutting them out. You can tell it doesn’t sound quite right, but is better then the sound abnormality. The smaller I could make the sound cut the better obviously.

    There was one sustained interference which sounds a little unprofessional when I’ve cut it out.

    If I get time tonight, I’ll clip the before and after and post them.

    Kind regards,

    Olly Lawer

  • Peter Groom

    March 22, 2011 at 9:47 pm

    When you cut them out, are you using a video nle or an audio application (pro tools etc)
    Peter

    Post Production Dubbing Mixer

  • Olly Lawer

    March 22, 2011 at 9:48 pm

    No, literally I am zooming in on the timeline in FCP and using the pen tool.

    I guess there are a LOT better ways ;/

    Olly Lawer

  • Peter Groom

    March 23, 2011 at 10:00 am

    I think part of your problem there will be that video edit platforms only allow editing of + or – 1 frame, which is a very coarse amount for audio. Audio applications allow editing down to the sample, which is 1 48000th of a second for example (depending on your audio sr.) So you can see how your audio edits may well be more notiecable in an VNLE than in say Pro Tools.
    Looking forward to seeing the audio clips tho??

    Peter

    Post Production Dubbing Mixer

  • Paul Kagawa

    August 11, 2011 at 9:39 pm

    Hi, I’ve been having problems with audio spikes too, from a wired mic going through a PA system, and AUX out to XLR inputs in my camera. It happened in two different instances with two different PA’s. Are these the RF spikes that you are describing? Is there any way to avoid them in the future?

    2784_clip1barry.wav.zip

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