Linux-Hams archive - September 1998: Re: sound card connection

Re: sound card connection

Hamish Moffatt (sjn.xbjyntgt@kerailya.tunkki.fi)
Sat, 5 Sep 1998 20:53:50 +1000

On Mon, Aug 31, 1998 at 11:27:51AM +0200, Thomas Sailer wrote:
> Hamish Moffatt wrote:
>
> > seem to increment the statistics, so I assume that these are not being
> > decoded correctly. Is there a better way to connect the radio rather
>
> No, but you can play around with *smmixer to set the input level.
> Also use *smdiag to verify that the input level is not too
> high (~3/4 maximum).

Thanks Tom. I tried a few settings of both the line in gain
and the output level on the radio and could not really get it anywhere
near 3/4 anyway, and was still getting pretty poor success rates.

There seems to be a fair bit of DC in the input. Could that be a problem?

Hamish

-- 
Hamish Moffatt, StudIEAust              xanvytt.gprcbnq@t-intra-500-protect.de, ynx.fzndn@aruba.it
Student, computer science & computer systems engineering.    4th year, RMIT.
http://hamish.home.ml.org/ (PGP key here)             CPOM: [*******   ] 73%
Nondeterminism means never having to say you are wrong.