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Old 10-10-06, 10:48 PM   #17 (Link)
rkruz
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Re: BFD Outputs Rumbling noise to Subwoofer


Quote:
brucek wrote: View Post
When I tested it, I went to 10mvpk and it was still quite linear - certainly no LED's indicating...


I suggest not. The BFD does not produce any audible rumbing noise with or without filters...


I doubt you'd hear it at that signal level. The S/N is about 94dB.

brucek
no the BFD doesnt produce any rumbling on its own. What its doing is modulating the input signal to create the rumbling sounds. Really noticeable with a CW input to the BFD of 30 hz or so. Once the input tone gets above a certain threshold, then it becomes a clean tone out of the BFD. Maybe it wont be noticeable with soundtracks. Ill set it up and give it a try.


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