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Re: Re: DSP Noise Reduction on Receive



I wonder if the ClearSpeech speaker uses the ClearSpeech algorithms from
NCT. Here is a PC demo of their different Algorithms.

http://209.61.201.106/nctclearspeech/algorithms.htm



Pieter

----- Original Message -----
Wrom: LPTCXLYRWTQTIPWIGYOKSTTZRCLBDXRQBG
To: "Keith O'Brien" <n4zq@hotmail.com>; <amsat-bb@AMSAT.Org>
Sent: Saturday, February 15, 2003 11:36 PM
Subject: Re: [amsat-bb] Re: DSP Noise Reduction on Receive


> I'll take a listen.
>
> I now have both the Timewave DSP-599zx and the ClearSpeech.  In terms of
> random noise reduction, the ClearSpeech wins hands down.  It's not even
> close.  The Timwave is awesome for filtering out audio you don't want to
> hear from stations above or below you.
>
> I can try downloading the software you mentioned and seeing how it works.
>
> 73,
>
> Jon
> NA9D
>
> on 2/15/03 6:57 PM, Keith O'Brien at n4zq@hotmail.com wrote:
>
> > There has been a few words exchanged about the benefits of using either
the
> > Timewave DSP-599zx and /or the ClearSpeech DSP filters for AO-40
receiving.
> > I have been using a software DSP filter through the computer speakers
and
> > wonder how it compares to your hardware versions. Anyone who has one or
both
> > of the DSP filters care to download the software model and give it a go?
The
> > BR-universal-Filter  is available for a free download at:
> >
> > http://www.wh2.tu-dresden.de/~bernd109/amateurfunk/amateur.html
> >
> > I, and I'm sure others, would be interested in your comparison results..
> > Keith N4ZQ
>
> -------------------------------------
> Jon Ogden
> NA9D (ex: KE9NA)
>
> Citizen of the People's Democratic Republik of Illinois
>
> Life Member: ARRL, NRA
> Member:  AMSAT, DXCC
>
> http://www.qsl.net/na9d   <- Updated on 1/22/03!!!
>
> "A life lived in fear is a life half lived."
>
>
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