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Re: [WriteLog] Hum in Audio

To: <writelog@contesting.com>
Subject: Re: [WriteLog] Hum in Audio
From: "Magnus A" <sm6wet@telia.com>
Date: Tue, 6 Apr 2004 15:11:31 -0000
List-post: <mailto:writelog@contesting.com>
I dont know that yet, but so far, it is just using the mike directly to the
radio that the problem occurs.

73 Magnus

----- Original Message ----- 
From: "nick" <m3mlr@tiscali.co.uk>
To: "'Magnus A'" <sm6wet@telia.com>; <writelog@contesting.com>
Sent: Monday, April 05, 2004 7:19 AM
Subject: RE: [WriteLog] Hum in Audio


> Not wanting to teach granny to suck eggs but could the distortion be that
> you have the volume too high on the output of the PC??
>
> -----Original Message-----
> From: writelog-bounces@contesting.com
> [mailto:writelog-bounces@contesting.com] On Behalf Of Magnus A
> Sent: Monday, April 05, 2004 04:56
> To: writelog@contesting.com
> Subject: Re: [WriteLog] Hum in Audio
>
> I have it connected to Patch in and AF out.
> Maybee the datajack will work better???
>
>
> ----- Original Message ----- 
> From: "Bob Naumann - N5NJ" <n5nj@gte.net>
> To: "Magnus A" <sm6wet@telia.com>; <writelog@contesting.com>
> Sent: Monday, April 05, 2004 1:51 AM
> Subject: Re: [WriteLog] Hum in Audio
>
>
> > Where do you have the computer audio connected to on the radio?
> >
> > > ------------Original Message------------
> > > From: "Magnus A" <sm6wet@telia.com>
> > > To: <writelog@contesting.com>
> > > Date: Sun, Apr-4-2004 4:51 PM
> > > Subject: Re: [WriteLog] Hum in Audio
> > >
> > > Hello Irek!
> > >
> > > I do use a transormer!
> > >
> > > 73 Magnus
> > >
> > > ----- Original Message ----- 
> > > From: "VE4COZ" <ve4coz@shaw.ca>
> > > To: "Magnus A" <sm6wet@telia.com>
> > > Sent: Sunday, April 04, 2004 7:09 PM
> > > Subject: Re: [WriteLog] Hum in Audio
> > >
> > >
> > > > Hello Magnus
> > > >
> > > > You need to use transformer between sound card and radio input.
> > > > {Ground loop}
> > > >
> > > > Good luck
> > > > 73, Irek  VE4COZ
> > > >
> > > > _______
> > > > _________________________________________________
> > > >
> > > > R   73 de  Irek     VE4COZ    ex  SP6COZ
> > > > T   Winnipeg, MB. The RF black hole and aurora zone.
> > > > T   Noise, Noise.  Solid noise even s9  sometimes  !!!!
> > > > Y   Email  - ve4coz@qsl.net  or   ve4coz@rac.ca
> > > >     Amateur Homepage  - http://www.qsl.net/ve4coz
> > > > ________________________________________________________
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > Magnus A wrote:
> > > >
> > > > >I recently purchased Writelog but is not yet been using it as I
been
> > > > >experimenting geting everything working.
> > > > >One thing is though that I have to get fixed before I can use it.
> > > > >
> > > > >It a bad hum/distortion on my transmitted audio but it does not
come
> from
> > > > >computer audio.
> > > > >
> > > > >One night I had set up writelog and was trying to decode som CW and
> RTTY
> > > > >just for fun, later that evening was a local 6m contest and using
the
> > > same
> > > > >FT-920 as I had to decode with I used on the 6m contest.
> > > > >
> > > > >I was getting bad results and nearby station told me the truth that
I
> > > > >sounded distorded or maybee even had a carrier on SSB.
> > > > >
> > > > >After alot of experimenting with changing PSUs and microphones I
just
> > > > >disconnected the wireing going to my radio from the computer (not
the
> > > > >RS-232) and all of a sudden the problem was gone.
> > > > >
> > > > >The was I did this was to test to record myself with the built in
> voice
> > > > >recorder on the ft-920. If computer was connected to the radio and
I
> > > played
> > > > >up my recording I would sound distorded, if I unhooked the wires I
> would
> > > > >sound great.
> > > > >
> > > > >* Note. I did not use the voice keyer, I was simply using the Heil
> > > headset
> > > > >into my Mic port on the 920.
> > > > >Later I tried to connect my original handmic and got the same
problem
> > > when
> > > > >my computer was rigged to my 920.
> > > > >
> > > > >I have also tried to ground my rig to the chassi of the computer
but
> I
> > > have
> > > > >the same problem still.
> > > > >
> > > > >Please help
> > > > >
> > > > >I been looking thru archieves but missed any info that might help
me.
> > > > >
> > > > >73 Magnus - SM6WET (8S6T in contest)
> > > > >
> > > > >_______________________________________________
> > > > >WriteLog mailing list
> > > > >WriteLog@contesting.com
> > > > >http://lists.contesting.com/mailman/listinfo/writelog
> > > > >WriteLog on the web:  http://www.writelog.com/
> > > > >
> > > > >
> > > > >
> > >
> > > _______________________________________________
> > > WriteLog mailing list
> > > WriteLog@contesting.com
> > > http://lists.contesting.com/mailman/listinfo/writelog
> > > WriteLog on the web:  http://www.writelog.com/
> > >
> > _______________________________________________
> > WriteLog mailing list
> > WriteLog@contesting.com
> > http://lists.contesting.com/mailman/listinfo/writelog
> > WriteLog on the web:  http://www.writelog.com/
>
> _______________________________________________
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>

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