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Date: Fri, 10 Jan 2003 06:42:17 -0600
From: "David D. Hagood" <wowbagger@sktc.net>
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To: Matti Aarnio <matti.aarnio@zmailer.org>
CC: linux-kernel@vger.kernel.org
Subject: Re: [Asterisk] DTMF noise
References: <D6889804-2291-11D7-901B-000393950CC2@karlsbakk.net> <3E1BD88A.4080808@users.sf.net> <3E1C1CDE.8090600@sktc.net> <3E1C4872.7080508@gmx.net> <3E1D705E.1030203@sktc.net> <3E1D79CB.5010503@gmx.net> <3E1E06A3.8050607@sktc.net> <20030110065218.GE27709@mea-ext.zmailer.org>
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Matti Aarnio wrote:

> What does such tape contain ?
>  - DTMF tones buried in various degrees of distortions,
>    which should be decodable ?
>  - DTMF tones buried in varying noises which should not be
>    decodable ?
>  - Other multi-tone signals which should not decode ?

All that, plus voice (to detect falsing).

It's about 30 minutes long.




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