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  #1  
Old 07-01-2006, 07:42 AM
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Join Date: Jun 2006
Question newb 'pitch phasing' question

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i'm not even sure what's happening could be described as phasing but that's the best term i could come up with.

basically the pitch of my bass seems to be higher on the attack and then it kinda ever so slightly wobbles back down a bit afterwards

my question is, how do i fix it (ie what causes this)

not sure if i weren't paying attention before as far as i can tell it has only begun happening recently. the last thing i did to the bass is open up the back to check connections for a 'loose wiring' type of connection (for another problem) but as it turns out, that wasn't the problem so i didn't change anything.

any ideas?
  #2  
Old 07-01-2006, 09:19 AM
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Join Date: Apr 2000
Location: coastal N.C.
Quote:
Originally Posted by neonskimmer
i'm not even sure what's happening could be described as phasing but that's the best term i could come up with.

basically the pitch of my bass seems to be higher on the attack and then it kinda ever so slightly wobbles back down a bit afterwards

my question is, how do i fix it (ie what causes this)

not sure if i weren't paying attention before as far as i can tell it has only begun happening recently. the last thing i did to the bass is open up the back to check connections for a 'loose wiring' type of connection (for another problem) but as it turns out, that wasn't the problem so i didn't change anything.

any ideas?
If you are using an inexpensive tuner, try changing the battery in the tuner. When I start having the same problem, that usually helps. Don't ask me why cause I don't know. IMO it is a lot like losing headroom in an amp because of a thing called "rail slump", or a power supply that runs out of current capacity on loud notes.

Any stringed instrument will have a slightly higher pitch at the attack point because the string is oscillating through a greater distance, actually stretching the string a cent or two but it's almost instantaneous.

You can easily check to see if that's the prob by playing a harmonic and see if it does the same thing. playing a harmonic doesn't stretch the string nearly as much as a normally fretted note and the tuner should lock in on the note quicker.

Everything that I've said here is pure opinion and not to be taken as the last word.
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  #3  
Old 07-03-2006, 04:32 AM
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Join Date: Jun 2006
Thanks for your help.

It does seem like it miraculously got a bit better since then.. hmm. Still there but not nearly as annoying as it was.
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