From: "Dr. David Alan Gilbert" <gilbertd@treblig.org>
To: John Bradford <john@grabjohn.com>
Cc: Stephen Satchell <list@fluent2.pyramid.net>,
linux-kernel@vger.kernel.org
Subject: Re: Want a random entropy source?
Date: Sat, 28 Dec 2002 16:38:28 +0000 [thread overview]
Message-ID: <20021228163828.GI721@gallifrey> (raw)
In-Reply-To: <200212281600.gBSG0P4r001160@darkstar.example.net>
* John Bradford (john@grabjohn.com) wrote:
>
> I have never understood how a 16-bit DAC or ADC can have noise above
> 96 dB. Surely _by definition_ a 16-bit DAC or ADC is one that does
> not have noise above that level.
Simple; the ADC might (ha - if you are lucky) have a nice low noise
figure; but its on a cheap sound card in a PC with god knows how much
other mush, with a cheap PSU with a piece of string connecting it to the
CDROM and loads of other crap.
Dave
---------------- Have a happy GNU millennium! ----------------------
/ Dr. David Alan Gilbert | Running GNU/Linux on Alpha,68K| Happy \
\ gro.gilbert @ treblig.org | MIPS,x86,ARM,SPARC,PPC & HPPA | In Hex /
\ _________________________|_____ http://www.treblig.org |_______/
next prev parent reply other threads:[~2002-12-28 16:30 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-27 16:16 two 2.5 modules bugs Mikael Pettersson
2002-12-27 23:24 ` Petr Vandrovec
2002-12-28 10:37 ` Rusty Russell
2002-12-28 15:40 ` Want a random entropy source? Stephen Satchell
2002-12-28 16:00 ` John Bradford
2002-12-28 16:38 ` Dr. David Alan Gilbert [this message]
2002-12-28 16:47 ` Russell King
2002-12-28 17:15 ` John Bradford
2002-12-28 20:28 ` Folkert van Heusden
2002-12-28 20:39 ` John Bradford
2002-12-28 20:53 ` Folkert van Heusden
2002-12-28 23:20 ` Stephen Satchell
2002-12-28 23:41 ` John Bradford
2002-12-28 20:27 ` Folkert van Heusden
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