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Dojjan Posts: 37

I tried my T610 with a HBH-30 yesterday and the hissing was there togheter with a lot of crackling noise. When my friend uses it with his T68i the sound is great so I wonder if something is wrong with my bluetooth aswell...
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Posted: 2003-05-29 18:38:50
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simion_levi Posts: 291

This's got nothing to do with 'comfort' noise, and i'll tell you why. Comfort noise is meant to be there to provide a background buzz whilst the line is silent. I get NO hiss on any of the T610's i've had (both voda & T-bag) while the person is not speaking to you over the line. The hiss only occurs when they speak, i.e. the speaker outputs some sound.

Thus i put it to you that there is an unintended induction effect causing the electrical interference to the speaker, or similar.
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Posted: 2003-05-29 19:41:27
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cobbler Posts: 86

hey simion_levi

Are you a lawyer, coz u certainly type like one.
LOL
Anyway, your answer sounds more likely to be the case

Cobbler
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Posted: 2003-05-29 19:51:39
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sunnychad Posts: 261

@simion_levi

Is it hardware or software then, in your opinion?
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Posted: 2003-05-29 20:03:44
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spike731 Posts: 124

Did you guys miss Cytech's reply?, he works in a service centre so I think he should know the score!. This message was posted from a T68i
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Posted: 2003-05-29 20:39:42
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simion_levi Posts: 291

No guarrantees, and my opinion is my own and all that - but I think it's a hardware problem with both software and hardware solutions.

Resistors of insufficient quality/incorrect rating are causing electrical noise etc, or whatever the exact problem is. You can either

a) Remove & replace resistors, solving the problem at source

or

b) optimise the audio software to lower the volume of the hiss at the particular frequency affected, for instance. This is a bit of a 'get round' type fix, but would probably stop everyone complaining and be a quicker and cheaper solution.


As far as rumours go, i've heard that SE are going to do a hardware fix from some people, and that they are about to release a software fix from others - i don't know which is correct, but either way, any solution would be good. I'd prefer to have an experienced tech alter my PCB and fix it properly, but if a software get round comes along which does not adversely affect normal operation, i'm sure i'll take it.
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Posted: 2003-05-29 20:44:42
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