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Subject: Re: Slightly OT: Channel phase

Re: Slightly OT: Channel phase

From: nobby nobbs <>
Date: Sat, 04 Jun 2005 11:10:32 +0100

1. If it was a mono signal, and one speaker was connected wrong, the
signals would cancel out (to some extent), so yes, it matters.

2. no idea

3. see 2.

On Sat, 04 Jun 2005 09:48:44 +0100, Johan Vromans <>

> Audiophiles,
> [Much of this info is 'second hand', so correct me if I got it wrong]
> To obtain the best audio quality with loudspeakers, they need to be in
> phase. For this, most loudspeakers have marked terminals (usually red
> and black). While connecting a set of old speakers for a friend of
> mine, I noticed that they didn't have markings so I cannot be sure how
> to get the phase right without disassembling the boxes (what I prefer
> not to do).
> This leads to the following questions:
> 1. Is is true that phase matters?
> 2. Is there a way to reverse the phase of one channel of an MP3 file
> so you can determine the correct phase by listening to the sound
> while playing the original and reversed versions?
> 3. Or maybe there's an easier way to find out the phase of a set of
> speakers?
> Thanks,
> Johan
> _______________________________________________

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