Re: MD: Senses fatigue

2001-02-03 Thread Dan Frakes


las [EMAIL PROTECTED] wrote:
The difference between the least expensive receiver (that would be 
considered by the industry definition - if there is such a thing) 
"HiFi" and the most expensive individual components is insignificant 
when compared to speakers.

Well, that may be a bit of an exaggeration (I think other components are 
also important, and make a substantial difference in audio quality), you 
are correct that good speakers are vital to a good-sounding system.

I agree 100%!! Using flat settings and volume equilibration 
compensators (I just made that up, but you know what I mean) most 
well designed electronics will probably have identical audio 
properties as far as the human ear is concerned.

I would have to disagree with that, Larry. If that theory were true, 
given a good set of speakers, one would not be able to tell the 
difference between a $500 NAD receiver and a $2000 NAD receiver (both are 
very well-designed and manufactured). In reality, you can. There is a 
substantal difference in soundstaging and detail.
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Re: MD: Senses fatigue

2001-02-02 Thread las


Don Capps wrote:

 A. This is a common argument forwarded by the subjectivist camp in audio
 jounalism. So...in other words...we can't trust our OWN ears and therefore
 must trust those of a magazine reviewer or an audio salon salesman to tell
 us which sounds better, no? Is there no objective means of determining a
 component's performance? Or the differences between components?

No Don, there is no way to objectively determine the difference between two
things that are subjectively different.  That seems simple enough to me.  It
applies to food for example.  That's why you may like Prego and I like Ragu.

The same thing applies to audio.  I remember the arguments on the list between a
Sony and Sharp portable MD recorder several years ago.  Each side insisting that
the unit they chose sounded better.

The difference in components varies not only from brand to brand and model to
model, but even from unit to unit (of the same model).  Fortunately most of
these differences are beyond the ability of humans to hear.

As Ann suggested in her reply to your post, "buy the cheapest one that sounds as
good" (paraphrasing).  The weak link in the chain will always come down to two
things.  The listing room (which you are limited to some extent to control) and
the speakers (or headphones).

The difference between the least expensive receiver (that would be considered by
the industry definition - if there is such a thing) "HiFi" and the most
expensive individual components is insignificant when compared to speakers.

Also, I'm not stating anything new when I say that you have to audition speakers
at home.  They may sound great in the listening room at the store, but not in
your listening room.  Again, price can not be used as a guide.

 Or, perhaps the differences between well designed equipment are actually so
 insignificant that they disappear under well controlled double blind
 conditions and (particularly) when the price tag is hidden.


I agree 100%!!  Using flat settings and volume equilibration compensators (I
just made that up, but you know what I mean) most well designed electronics will
probably have identical audio properties as far as the human ear is concerned.

It is the speakers that are the critical (and most subjective) factor.  Because
most of today's music is "electronic" comparisons between live and recorded can
only be make with certain types of music (such as classical).

In my humble opinion, if you can make electronics that can keep the distortion
as low (unfortunately this becomes very hard with analog tubes, tape, vinyl,
etc.), the frequency response as wide, the signal to noise ratio as good and the
dynamic range as wide, analog would sound better then digital.  That's because
that concert was analog to begin with and so are our ears.

Larry


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Re: MD: Senses fatigue

2001-02-02 Thread Steve Corey


las wrote:
 
 In my humble opinion, if you can make electronics that can keep the distortion
 as low (unfortunately this becomes very hard with analog tubes, tape, vinyl,
 etc.), the frequency response as wide, the signal to noise ratio as good and the
 dynamic range as wide, analog would sound better then digital.  That's because
 that concert was analog to begin with and so are our ears.

No, then the analog would sound the same as the digital, if I'm
interpreting your statement correctly:  If analog was the same as
digital, analog would sound better.  I know that you are making the
distiction between the analog process versus the digital process
(continuous vs. discreet) but if all things are equal, then the result
should be equal.

You're saying that digital is inherently inferior, because our ears are
analog.  But our ears are digital.  When a sound wave wiggles the
basilar membrane, it causes  selected, individual, DISCREET nerves to
fire.  Which nerve depends on the frequencies and amplitudes of the
sound.  A digital recording of sufficient quality will cause the EXACT
same nerves to fire as the analog recording of similar quality.

16 bit 44.1 kHz is not sufficient to exactly reproduce an analog sound
waveform, given the ear's resolution of 20 kHz (if your'e lucky) and 130
dB (before you go deaf).  But 24 bit 96 kHz probably is, given a 144 dB
dynamic range, and 48 kHz frequency response.  To be absolutely sure, 32
bits would probably be better, and maybe bump up the sampling rate to
192 kHz.  But at that resolution, there will be no difference in the
ear's response to an analog or a digital signal.

-steve
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