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

Arcam dilemma



 
 
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  #21 (permalink)  
Old October 27th 04, 06:21 PM posted to uk.rec.audio
Wally
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Posts: 395
Default Arcam dilemma

Uncle Keith wrote:

I've purchased the unit now anyway, a CD82 T new, boxed with two years
gaurantee for £400. ...


So, how does it sound compared with the Alpha 5?


--
Wally
www.artbywally.com
www.wally.myby.co.uk


  #22 (permalink)  
Old October 27th 04, 09:40 PM posted to uk.rec.audio
Glenn Booth
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Posts: 160
Default Arcam dilemma

Hi,

In message , Don Pearce
writes
On Tue, 26 Oct 2004 19:33:07 GMT, "Stephen"
wrote:

A vast improvement was
made to the sound last year by changing to QED Qunex 2 interconnects and QED
Silver Anniversary speaker cables. Wow, what a difference in ten years of
cable development making the system sound like a newly upgraded one.


Here we go.... sigh!

I'm outta here.


Don't shut the door, I'm right behind you...

--
Regards,
Glenn Booth
  #23 (permalink)  
Old October 27th 04, 09:43 PM posted to uk.rec.audio
Glenn Booth
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Posts: 160
Default Arcam dilemma

Hi,

In message , Ian Molton
writes
Stephen wrote:

Which goes to prove that both the laser and the electronics make a
difference.


OMFG. that one tops it all - you can hear the difference between
different LASERS in a CD player?


It would be a pretty cool trick, considering that all the data read from
a CD is buffered into memory before being fed to the DAC. I can't say
I've ever heard anyone claim that before.

--
Regards,
Glenn Booth
  #24 (permalink)  
Old October 27th 04, 10:19 PM posted to uk.rec.audio
Ian Molton
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Posts: 1,243
Default Arcam dilemma

Kurt Hamster wrote:

All you have to do is click reply on this message (or any other of my
posts for that matter).


Why should I? you want to find out.

what about my DNS record (I havent checked whats in there though).

To start with I would need a domain to start from...


Used to be in my sig. mnementh.co.uk



69... Northwich?


Close. my previous address. Dont bother trying to collect the mail
theres new tenannts there nowadays.
  #25 (permalink)  
Old October 28th 04, 12:24 AM posted to uk.rec.audio
Ian Molton
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Posts: 1,243
Default Arcam dilemma

Kurt Hamster wrote:

Your gonna be ****ed when Nominet try to get in touch aren't you.


They can always contact f2s.

  #26 (permalink)  
Old October 28th 04, 12:27 AM posted to uk.rec.audio
Tat Chan
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Posts: 418
Default Arcam dilemma

Don Pearce wrote:

On Tue, 26 Oct 2004 19:02:24 +0100, Uncle Keith
wrote:




How do you work that one out?
I could certainly hear the difference between different models when I
bought my Alpha 5 - Or are you saying that the Alpha 5 was such a good
model then that nothing has improved on it?



I will say I'm surprised that you could hear differences even then,
I'll leave it at that. But certainly with the Alpha 5 Arcam had
reached a sound quality that was essentially as good as it gets.


IIRC the Alpha 5 used the geriatic Philips TDA1541 multibit DACs, and
the newer Arcams use Wolfson DACs. Surely DAC technology has advanced
heaps in the last 20 years or so?
  #27 (permalink)  
Old October 28th 04, 06:32 AM posted to uk.rec.audio
Stewart Pinkerton
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Posts: 3,367
Default Arcam dilemma

On Wed, 27 Oct 2004 22:40:40 +0100, Glenn Booth
wrote:

Hi,

In message , Don Pearce
writes
On Tue, 26 Oct 2004 19:33:07 GMT, "Stephen"
wrote:

A vast improvement was
made to the sound last year by changing to QED Qunex 2 interconnects and QED
Silver Anniversary speaker cables. Wow, what a difference in ten years of
cable development making the system sound like a newly upgraded one.


Here we go.... sigh!

I'm outta here.


Don't shut the door, I'm right behind you...


Cable looney alert! Close the door, throw the bolts...............

--

Stewart Pinkerton | Music is Art - Audio is Engineering
  #28 (permalink)  
Old October 28th 04, 08:43 AM posted to uk.rec.audio
John Phillips
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Posts: 294
Default Arcam dilemma

In article , Tat Chan wrote:
IIRC the Alpha 5 used the geriatic Philips TDA1541 multibit DACs, and
the newer Arcams use Wolfson DACs. Surely DAC technology has advanced
heaps in the last 20 years or so?


Indeed. The spec sheets (not the whole story, I know) show that
inexpensive DAC chips [1] over the last few "generations" have been able
to get theoretical performance in 16-bit mode. In 24-bit mode they
get somewhere in the 18-20 bits range. And this at higher and higher
sample rates (192 ksample/s is now a common capability). I don't know
much about the TDA1541, though, for comparison.

Probably it's the anti-alias filtering which has improved more. However I
haven't looked in detail at the recent generations of integrated filters
in the better DAC chips to check this. Interpolation ("upsampling")
and digital filtering seem to be almost universal as a means to give
the filter more space in the frequency domain for pass-band to stop-band
transition.

Innovations like dynamic element matching have quickly made their
way into the mainstream and the typical high-end DAC of today
has a fast 5-bit or 6-bit DEM DAC at its core. See, for example,
http://www.ednasia.com/oct04/coverstory.html

[1] Less than 5 USD in moderate quantity.

--
John Phillips
  #29 (permalink)  
Old October 28th 04, 10:33 AM posted to uk.rec.audio
Ian Molton
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Posts: 1,243
Default Arcam dilemma

Stewart Pinkerton wrote:

Here we go.... sigh!

I'm outta here.


Don't shut the door, I'm right behind you...



Cable looney alert! Close the door, throw the bolts...............


Wait for me
  #30 (permalink)  
Old October 28th 04, 05:36 PM posted to uk.rec.audio
Ian Molton
external usenet poster
 
Posts: 1,243
Default Arcam dilemma

Dodge McRodgered wrote:
"Ian Molton" emitted :


You live in sunny Northwich, don't you? Just up the road from myself...


And you're a radio ham, it appears.

Fancy popping up for a brew and a chat?
 




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