From: John Woodgate
Subject: Re: Bullshit wins v. science
Date: Tue, 5 Nov 2002 17:21:40 +0000
Organization: JMWA Electronics Consultancy
Reply-To: John Woodgate
NNTP-Posting-Date: Tue, 5 Nov 2002 20:07:54 +0000 (UTC)
X-Newsreader: Turnpike (32) Version 4.01 <5Z8C9wtxbnpWyFnyfFzqmVF739>
I read in sci.electronics.design that Paul Burke wrote
(in <3DC7DC6E.BE4879BE@scazon.com>) about 'Bullshit wins v. science', on
Tue, 5 Nov 2002:
>John Woodgate wrote:
>> >I once attended a demonstration (by BBC engineers) in which a piece of
>> >music was being played, and suddenly they reversed the phase.
>> Ah, now, it depends on what you mean by that. Was it a 2-channel stereo
>> demo, during which they reversed the polarity of one channel?
>2 channel, one phase polarity suddenly inverted by a changeover switch.
This image shift is quite uncanny. If you have an FM stereo receiver
that stays in stereo mode at fairly low audio signal-to-noise ratios,
you will find that the majority of the noise is of opposite polarity in
the two channels, and appears to come from a point well to the left or
right of the corresponding loudspeaker.
>> > The heads
>> >of virtually everyone in the audience suddenly turned, in the same
>> Through 180 degrees? Horizontally or vertically? (;-)
>Rotated continuously in the horizontal plane. Several fatalities, big
>scandal, BBC's DG had to get MI5 to hush it up. Of course, it was an
>unusual audience, of people with several heads.
Ah, another Beeblebrox family reunion. I suppose you are related by
marriage, or ....?
Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk
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