The Cyber-Spy.Com Usenet Archive Feeds Directly
From The Open And Publicly Available Newsgroup
This Group And Thousands Of Others Are Available
On Most IS NNTP News Servers On Port 119.
Cyber-Spy.Com Is NOT Responsible For Any Topic,
Opinions Or Content Posted To This Or Any Other
Newsgroup. This Web Archive Of The Newsgroup And
Posts Are For Informational Purposes Only.
From: "Phil Allison"
References: <firstname.lastname@example.org> <96dU9.21919$jM5.email@example.com> <7KK7UhBclYI+Ewnc@jmwa.demon.co.uk> <2ZkU9.22426$jM5.firstname.lastname@example.org>
Subject: Re: Acoustic Feedback reduction
X-Newsreader: Microsoft Outlook Express 5.50.4522.1200
Date: Mon, 13 Jan 2003 11:08:48 +1100
NNTP-Posting-Date: Mon, 13 Jan 2003 10:58:19 EST
Organization: Telstra BigPond Internet Services (http://www.bigpond.com)
"John Woodgate" wrote in message
> I read in sci.electronics.design that Phil Allison
> wrote (in <2ZkU9.22426$jM5.email@example.com>) about 'Acoustic
> Feedback reduction', on Mon, 13 Jan 2003:
> > In your signature, John, it says something about "professional sound
> >reinforcement" - well that is the area of technology I work in.
> There is, indeed. Wanna join? (;-) We do have a few members in Oz.
> In spite of my abysmal ignorance, I still find that I have knowledge to
> pass on that people find helpful. But a lot of what I do for the
> Institute is managerial.
> > If you have ever seen a working PA or SR system there in the FX
> >you will find a digital effects processor, possibly made by Yamaha,
> >Lexicon, TC Electronics et alia.
> I haven't noticed one in the local municipal hall. There's an old
> Millbank amplifier, a couple of loudspeakers and two microphones. There
> are *millions* of rigs like that, compared with the thousands that are
> as you describe.
** That is a "PA system" - old style and NOT "professional sound
The latter phrase refers (IME) to modern live entertainment SR
systems - or "PA rigs".
> > They all have a pitch shift function but never a frequency shift
> Have you got that the right way round? I thought that pitch shift was
> not helpful in a live sound system?
** Yep - the function is there for vocal and instrumental effects only.
I have been long looking for but never come across a digital frequency
shifter - I figure it must be hard to do as well as an analogue one.
Go Back To The Cyber-Spy.Com
Usenet Web Archive Index Of
The sci.electronics.design Newsgroup