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Subject: RE: Stereo separation
From: Andreas Stemmer (groovingandi_at_gmx.de)
Date: 2003-11-19


Linus Nielsen Feltzing wrote:
> Andreas Stemmer wrote:
>> I used a 500Hz sine on the left and a 1kHz sine on the right channel.
>> With normal stereo setting, you can see a pure sine on each channel.
>
> Can you do the same test with the original firmware?

Yes of course, I did this to compare both firmwares.

From my orginal post:
http://rockbox.haxx.se/mail/archive/rockbox-archive-2003-11/0434.shtml

> 3) I generated a mp3 with a 500Hz sine on the left channel and a 1kHz sine
> on the right (and vice versa) and tested it with both firmwares and an
> oscilloscope (flat settings). There's no measureable difference, any
stereo
> separation issues would have been visible in the waveform.

Just tell me if you need more measurements.

Andreas



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