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

Article View: rec.audio.pro

Article #1244

#1244

From: D
Date: Thu, 18 Oct 2007 20:25

28 lines
3140 bytes

On Oct 18, 3:59 am, Laurence Payne <NOSPAMlpayne1ATdsl.pipex.com>
wrote:
> On Wed, 17 Oct 2007 13:15:59 -0700, "Richard Crowley"
>
> <rcrow...@xp7rt.net> wrote:
> >"D" wrote ...
> >> The hum is from speakers, not from the case. Yes, either of the
> >> headsets work OK on another computer.
>
> >Then it is possible that the sound card has a problem.
> >Since the sound card feeds power into the microphone in
> >the handset, the filter capacitor on the microphone power
> >may have a problem that is letting 50Hz hum get injected
> >into whatever microphone is connected. You would not
> >hear this unless a microphone was connected.  Since the
> >headsets work OK on another computer, that casts the
> >suspicion back on the sound card.
>
> Perhaps the sound card just has the problem that it's a Soundblaster
> Live! and you're using the mic input.   A SB's Line in/out is
> acceptable quality but the mic input is a joke.
Thanks Richard Crowley and Laurence Payne for your explanations!
A Sony ECM-T6 microphone and another desk-top microphone don't hum! A
new Koss sb/45 headset and Philips SBC HM300 headset hum from their
microphones.
How to make Koss sb/45 headset microphone work?
Best regards,
Dima

Technical Details

Message-ID: <1192739155.575428.297930@k35g2000prh.googlegroups.com>

Path: arc1-ca.pugleaf.net!g2news2.google.com!postnews.google.com!k35g2000prh.googlegroups.com!not-for-mail

References:

<1192480444.829585.145920@i38g2000prf.googlegroups.com> <5ni5ckFhphjeU1@mid.individual.net> <1192566363.452644.49170@z24g2000prh.googlegroups.com> <5nkplvFipom9U1@mid.individual.net> <1192643338.623887.258070@q5g2000prf.googlegroups.com> <5nn8s0Fj6vcnU1@mid.individual.net> <3b8dh39r7kv9e28out91eb3gb8gukbcr1u@4ax.com>

Show Full Headers

Complete Article Headers

X-Google-Thread: 10cf58,9e1e35596b8a6586
X-Google-Thread: 104a1f,9e1e35596b8a6586
X-Google-Thread: faa3c,9e1e35596b8a6586
X-Google-Thread: 10cf58,9e1e35596b8a6586
X-Google-Thread: 10a302,9e1e35596b8a6586
X-Google-Attributes: gid10cf58,gid104a1f,gidfaa3c,gid10cf58,gid10a302,public,usenet
X-Google-Language: ENGLISH,ASCII-7-bit
Path: arc1-ca.pugleaf.net!g2news2.google.com!postnews.google.com!k35g2000prh.googlegroups.com!not-for-mail
From:  D <tarb@bk.ru>
Newsgroups: rec.audio.pro,rec.arts.movies.production.sound,24hoursupport.helpdesk,rec.audio.pro,microsoft.public.windowsxp.general
Subject: Re: A background rumble appears in a sound from microphone in Sound blaster Live.
Date: Thu, 18 Oct 2007 13:25:55 -0700
Organization: http://groups.google.com
Lines: 29
Message-ID: <1192739155.575428.297930@k35g2000prh.googlegroups.com>
References: <1192480444.829585.145920@i38g2000prf.googlegroups.com>
   <5ni5ckFhphjeU1@mid.individual.net>
   <1192566363.452644.49170@z24g2000prh.googlegroups.com>
   <5nkplvFipom9U1@mid.individual.net>
   <1192643338.623887.258070@q5g2000prf.googlegroups.com>
   <5nn8s0Fj6vcnU1@mid.individual.net>
   <3b8dh39r7kv9e28out91eb3gb8gukbcr1u@4ax.com>
NNTP-Posting-Host: 83.167.116.22
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
X-Trace: posting.google.com 1192739156 3159 127.0.0.1 (18 Oct 2007 20:25:56 GMT)
X-Complaints-To: groups-abuse@google.com
NNTP-Posting-Date: Thu, 18 Oct 2007 20:25:56 +0000 (UTC)
In-Reply-To: <3b8dh39r7kv9e28out91eb3gb8gukbcr1u@4ax.com>
User-Agent: G2/1.0
X-HTTP-UserAgent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MRA 4.10 (build 01952); .NET CLR 1.0.3705; .NET CLR 1.1.4322; Media Center PC 4.0; InfoPath.2),gzip(gfe),gzip(gfe)
Complaints-To: groups-abuse@google.com
Injection-Info: k35g2000prh.googlegroups.com; posting-host=83.167.116.22;
   posting-account=ps2QrAMAAAA6_jCuRt2JEIpn5Otqf_w0

Reply to Parent Message