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uk.rec.audio (General Audio and Hi-Fi) (uk.rec.audio) Discussion and exchange of hi-fi audio equipment.

as a digfital 'crossover' feasable/desirable?



 
 
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Old September 3rd 03, 10:04 AM posted to uk.rec.audio
Jim H
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Posts: 247
Default as a digfital 'crossover' feasable/desirable?

Some input on an idea...

Have the cd transport feed a DSP, which uses fourier transforms to split
the audio about some crossover frequency, this is then sent a four channel
DAC and a four channel amplifier (possibly bi-amped stereo) and out to the
high/low speaker drivers.

The point is more manipulation of the signal is applied to the robust
digital stage, rather than delicate analogue. This could also offer much
steeper crossovers (100dB if desired). Not sure how this would effect real
world audio, but would seem to offer better reproduction.

Hey, with all those meters of 'normal' wire out of the speakers, maybe
we'll *really* start to let the magic stuff shine!

--
Jim H jh
@333
.org
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Old September 3rd 03, 01:10 PM posted to uk.rec.audio
Ian Smith
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Posts: 10
Default as a digfital 'crossover' feasable/desirable?

Jim H wrote in message ...
Some input on an idea...



Have a look at

http://www.meridian-audio.com/


They've been doing this for some time.
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Old September 3rd 03, 01:37 PM posted to uk.rec.audio
Arny Krueger
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Posts: 3,850
Default as a digfital 'crossover' feasable/desirable?

"Jim H" wrote in message

Some input on an idea...

Have the cd transport feed a DSP, which uses fourier transforms to
split the audio about some crossover frequency, this is then sent a
four channel DAC and a four channel amplifier (possibly bi-amped
stereo) and out to the high/low speaker drivers.

The point is more manipulation of the signal is applied to the robust
digital stage, rather than delicate analogue. This could also offer
much steeper crossovers (100dB if desired). Not sure how this would
effect real world audio, but would seem to offer better reproduction.

Hey, with all those meters of 'normal' wire out of the speakers, maybe
we'll *really* start to let the magic stuff shine!


For a price many people can afford:

http://www.behringer.com/02_products...X2496&lang=eng


 




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