<html><body bgcolor="#FFFFFF"><div>Could yoz tell me the default value of rxgain or txgain, if there is no rxgain or txgain in conf-data defined?<br><br>Von meinem iPad gesendet</div><div><br>Am 04.03.2011 um 15:34 schrieb "Danny Nicholas" <<a href="mailto:danny@debsinc.com">danny@debsinc.com</a>>:<br><br></div><div></div><blockquote type="cite"><div><o:smarttagtype namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="PersonName">
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<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">In sip.conf, add rxgain=-4.0 to the peer.
This (feel free to correct) should reduce the incoming volume by 4 decibels.
You’ll have to do a “sip reload” for this to take effect.<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
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<p class="MsoNormal"><b><font size="2" face="Tahoma"><span style="font-size:10.0pt;
font-family:Tahoma;font-weight:bold">From:</span></font></b><font size="2" face="Tahoma"><span style="font-size:10.0pt;font-family:Tahoma"> <a href="mailto:asterisk-users-bounces@lists.digium.com">asterisk-users-bounces@lists.digium.com</a>
[mailto:asterisk-users-bounces@lists.digium.com] <b><span style="font-weight:
bold">On Behalf Of </span></b>Felix Dong<br>
<b><span style="font-weight:bold">Sent:</span></b> Friday, March 04, 2011 8:33
AM<br>
<b><span style="font-weight:bold">To:</span></b> <st1:personname w:st="on">Asterisk
Users Mailing List - Non-Commercial Discussion</st1:personname><br>
<b><span style="font-weight:bold">Subject:</span></b> Re: [asterisk-users]
Loudness of recorded wav-audio</span></font><o:p></o:p></p>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"><o:p> </o:p></span></font></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Thank you! How can I
reduce the RXgain?<o:p></o:p></span></font></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><br>
Am 04.03.2011 um 15:21 schrieb "Danny Nicholas" <<a href="mailto:danny@debsinc.com"><a href="mailto:danny@debsinc.com">danny@debsinc.com</a></a>>:<o:p></o:p></span></font></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><font size="2" face="Tahoma"><span style="font-size:10.0pt;font-family:Tahoma;font-weight:
bold">From:</span></font></b><font size="2" face="Tahoma"><span style="font-size:
10.0pt;font-family:Tahoma"> <a href="mailto:asterisk-users-bounces@lists.digium.com"><a href="mailto:asterisk-users-bounces@lists.digium.com">asterisk-users-bounces@lists.digium.com</a></a>
[mailto:asterisk-users-bounces@lists.digium.com] <b><span style="font-weight:
bold">On Behalf Of </span></b>Felix Dong<br>
<b><span style="font-weight:bold">Sent:</span></b> Friday, March 04, 2011 2:31
AM<br>
<b><span style="font-weight:bold">To:</span></b> <a href="mailto:asterisk-users@lists.digium.com"></a><a href="mailto:asterisk-users@lists.digium.com"><a href="mailto:asterisk-users@lists.digium.com">asterisk-users@lists.digium.com</a></a><br>
<b><span style="font-weight:bold">Subject:</span></b> [asterisk-users] Loudness
of recorded wav-audio</span></font><u1:p></u1:p><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><u1:p> </u1:p><o:p></o:p></span></font></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Hello,<u1:p></u1:p><o:p></o:p></span></font></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><u1:p> </u1:p><o:p></o:p></span></font></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">I sent a wav-audio
to Asterisk though SIP and ISDN channels and recorded it in wav-audio at the
Asterisk server. I found the loudness level of the recorded audio was too high
comparing with the orginal audio. How can I ajust it, so that there will be no
amplifier used for recording.<u1:p></u1:p><o:p></o:p></span></font></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Thanks a lot.<u1:p></u1:p><o:p></o:p></span></font></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><br clear="all">
best regards<br>
<br>
Felix <u1:p></u1:p><o:p></o:p></span></font></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial;
color:navy"><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial;
color:navy">two options are:<u1:p></u1:p></span></font><o:p></o:p></p>
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<li class="MsoNormal" style="color:navy;mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;mso-list:l0 level1 lfo1"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial">reduce RXgain – assuming your
are using Record() command<u1:p></u1:p></span></font><o:p></o:p></li>
<li class="MsoNormal" style="color:navy;mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;mso-list:l0 level1 lfo1"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial">use sox to reduce the
volume; something like sox –v .8 file1.wav file2.wav<u1:p></u1:p></span></font><o:p></o:p></li>
</ol>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;
margin-left:.25in"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><u1:p> </u1:p></span></font><o:p></o:p></p>
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