Re: A background rumble appears in a sound from microphone in Sound blaster Live.

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Article #1223

#1223

From: Bob I
Date: Wed, 24 Oct 2007 13:13

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D wrote:

> On Oct 24, 1:04 am, "Richard Crowley" <rcrow...@xp7rt.net> wrote:
> 
>>"D"  wrote ...
>>
>>
>>>Microphones with a battery do not hum. Why?
>>
>>Because the battery is independent of the mains power.
>>
>>That confirms that the problem is coming from the mains-
>>derived microphone power coming through the sound card.
>>
>>
>>>How to make microphones without a battery not hum?
>>
>>Replace the sound card with one that works properly.
>>(Or just continue to use the battery.)
> 
> Thanks Richard Crowley for your answers!
> I have two cards: SB Live ct4830 and SB 16 PnP. They both hum from a
> headset microphone.
> Best regards,
> Dima
> 

I suspect that it isn't the Microphone that is humming but that a HUM is 
heard in the headphones WHEN the microphone is plugged in? If that is 
the case then perhaps the problem is the filter capacitors on the 
motherboard or powersupply are the problem?

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Date: Wed, 24 Oct 2007 08:13:03 -0500
From: Bob I <birelan@yahoo.com>
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Subject: Re: A background rumble appears in a sound from microphone in Sound
 blaster Live.
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