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  • Random tone in middle of sequence

    Posted by Ronnie Brazeal on January 12, 2009 at 10:46 pm

    I have a 90 minute sequence with 12 audio tracks that I am laying off to HDCAM SR. I have FCP 6 and a Kona 3. Everything is going to tape fine however about 30 minutes in I have about a second of tone that pops up in the middle of my dialog. I have looked at all of the audio files in the bin and monitored each separately on the timeline and it’s not there. I have decided it is happening in the render (I have to render anything more than 8 audio channels.) I deleted the audio render files and rendered again but the same thing happens at the exact same timecode. Anyone have any thoughts on this. I don’t know if it happens anywhere else in the timeline. I stopped when I heard this one and started working on the problem. Thanks for any help.

    William Osman replied 14 years, 11 months ago 4 Members · 5 Replies
  • 5 Replies
  • Walter Biscardi

    January 13, 2009 at 12:05 am

    That sounds like an unrendered audio clip. if it’s a second or less it would sound like random tone, but that’s the audio render warning you’d be hearing.

    Zoom way in to the timeline where you hear it happening and ensure you don’t have a really really small red audio render warning.

    Walter Biscardi, Jr.
    Biscardi Creative Media
    HD and SD Production for Broadcast and Independent Productions.

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  • Ronnie Brazeal

    January 13, 2009 at 3:25 pm

    No luck. All of the audio files are 90 minutes in length straight from the audio house. No red bars no matter how far I zoom in. Good suggestion though. Thanks.

  • Andrew Gurney

    January 13, 2009 at 4:35 pm

    In User Preferences under the general tab make sure your Real-Time Audio Mixing is set to something higher than 12 tracks. When it is you won’t have to render and this should eliminate rendering as a possible problem.

  • Ronnie Brazeal

    January 15, 2009 at 10:30 pm

    Looks like that worked. I’m an Avid guy so I didn’t realize I could change the 8 tracks to 12. Thanks for the help.

  • William Osman

    May 31, 2011 at 9:42 pm

    Just had to thank you for this advise. I too was printing 12 tracks of audio out of FCP to SR and had a blip of tone thirty minutes into the show. From your adice I changed the user preference from 8 to 16 and the problem was solved instantly…..A real life saver!….no really.

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