A Note for CC Boston Engineering

[Cooper Fox]

how much of an up pitch are we talking?  2%?  5%?


--- Rick Kelly <rickkelly@gmail.com> wrote:

> I first heard about speeding up records in the early
> 1970's.  There
> were rumors flying that it was done so that more
> commercials could be
> fit into the hour.  The real reason was to make the
> competition sound
> slower, less bright.  It was an interesting
> psycho-acoustic kind of
> thing.  That is why it is still done today, I'm
> sure.
> 
> Rick Kelly
> www.northeastairchecks.com
> 
> 
> On 4/5/06, Dan Strassberg <dan.strassberg@att.net>
> wrote:
> > But with today's technology, you don't HAVE to
> change the pitch when you
> > speed up the tempo (and reduce the playing time).
> As with sped-up reading
> > for the blind using a synthesizer to create the
> voice, the tempo need not be
> > linked to the pitch. Simply dropping samples out
> of the data stream
> > increases both pitch and tempo, but there are
> all-electronic methods of
> > increasing the tempo without increasing the pitch.
> Increasing only the tempo
> > is more complicated than increasing both pitch and
> tempo, but with today's
> > DSP technology, the task sounds well within the
> state of the art.
> >
> > --
> > Dan Strassberg, dan.strassberg@att.net
> > eFax 707-215-6367
> >
> > ----- Original Message -----
> > From: "rogerkirk" <rogerkirk@mail.ttlc.net>
> > To: "Cooper Fox" <fox893@yahoo.com>;
> > <boston-radio-interest@rolinin.bostonradio.org>;
> "Matthew Osborne"
> > <mattosborne1976@yahoo.com>
> > Sent: Wednesday, April 05, 2006 2:58 PM
> > Subject: Re: A Note for CC Boston Engineering
> >
> >
> > > >> Ahem...  I may be completely off on this, but
> that
> > > >> was
> > > >> a trick in the 60s and 70s.  I don't believe
> you'd
> > > >> find many(if any) present day Top40's that
> pitch up
> > > >> their music.
> > > >>
> > > >> Am I right on this?
> > > >
> > > >Actually Cooper, I know for a fact that this
> practice
> > > >is very much commonplace today.  In fact, its
> not just
> > > >restricted to CHRs either - a lot of Hot ACs,
> straight
> > > >up ACs, country stations, and quite likely more
> do
> > > >this.
> > >
> > > Not only is it a "trick", but it's very
> effective.  With
> > > 70's technology, (speeding up media playback)
> upping the
> > > the pitch slightly makes a song sound
> "brighter."  The
> > > other side-effect is that listeners become used
> to a song's
> > > tempo.  Listening to it at "normal" speed on
> another station
> > > makes it sound draggy & slow by comparison. Of
> course, it
> > > also makes it sound draggy & slow on one's
> personal music
> > > device, too.
> > >
> > > As a Mobile DJ, I noticed (back in the 70's)
> that home-
> > > quality turntables seemed (on the average) to
> play songs
> > > just "a little bit" fast, too.  Of course, with
> today's
> > > technology, the tempo can be sped up without
> changing
> > > pitch and vice versa.
> >
> >
> >
> >
> 
> 
> --
> -RK
> 


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