Can we get back to the topic on how to upsample FLAC to 24/96 and
outputs it in WAV?
Whether someone can hear the sonic improvement is a very subjective
thing. It depends on the gear, the plackback materials and your
hearing.
lake_eleven wrote:
Do you mean decoding FLAC and WAV on the LMS server by setting Server
Setting - Advanced - File types - setting decoder to disabled except
for PCM?.
I heard setting decoding on server is really not beneficial.
Yes, one can use File Types to disable native FLAC
I want to transcode FLAC to WAV and upsample the output to 96K. First I
changed FLAC output to Disabled under Advanced-File Types, so that all
FLAC files will be forced to transcode to WAV. Then I added a
custom-convert.conf file. The content of the file is:
flc pcm * *
#
I want to test the sonic quality of SBT+EDO. So far, server side decode
of FLAC instead of client side decode on SBT has provent to be better
sounding for redbook material.
I want to see if taking it to 96K would make it sound even better.
Assuming it is a limitation of Transporter's processing power, can we
relax the fw a bit to support 24/192 WAV or AIFF? Or FLAC with lesser
compression level?
PS - title should read Any way
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for better performance.
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andyg;624155 Wrote:
Sooner than you might think, I've just checked in updated 7.6 firmware
(v86) that should fix this problem. :)
I tried 7.6-32271, fw 86, the bug is still not fixed. The same
Spanish Harlem at 24/96 still chokes the Transporter.
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the popping. So it is definitely the CPU running out of
juice trying to decode 24/96 FLAC file. Once it is decoded, I can seek
back and forth and no popping sound is heard.
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, Op. 4 and see if you have
the same problem.
Other HiRes files I got from other places seem to work fine.
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I suspect it is a bug fix with SBS 7.6/new fw for the Transporter. What
is the rev of the fw for your Transporter?
So where do I download SBS 7.6?
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Logitech has removed the
slimdevices.com website, I can no longer find the beta software.
If you can try 7.5.1, the fw there for the Transporter is unable to
play the files.
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Thanks. FW 84 for the Transporter did fix the playback problem.
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the output to 192K to a
DAC, since most DAC's reconstruction filter works better at higher
sampling rate.
Go to Yahoo TacT groups and ask the gurus there. They'll tell you that
2.2x and 2.2xp are all operating at 96K samples internally.
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it easier for
some of you to understand.
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it seems you're using the 2.2x on the effect loop on the
Transporter?
I'd be very careful not to rely on the 2.2x as volume control in this
configuration. The 2.2x volume control on digital domain does degrade
the sound slightly.
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Phil Leigh;515300 Wrote:
Andy + Krochat
Thanks - Yes, I'm familiar with that paper - I was seekimg confirmation
from Kuro that he was talking about correlated jitter, as it wasn't
clear to me from his post.
This paper is the basis for the slaving transport to DAC clock is the
best jitter
Phil Leigh;515201 Wrote:
You need to see that video that CliveB posted, then come back and we can
continue...
Hi Phil,
Can you point me to the video CliveB posted?
Thanks.
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of the latest Mark-Levinson DACs have special purpose input buffers
in them. I think Esoteric has triple clocks/PLLs buffers too.
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to discern those small differences.
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, you won't be
able to hear the difference offered by BB.
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PS on
all components (my TacT 2.2xp and Big Ben). BB is really just the icing
on the cake, it takes TP to the last little mile where it cannot do by
itself.
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response, both setups have flat
response, yet the sound is very different.
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cables will conduct less noise than others.
However, once you kill your AC noise, expensive conductive cables will
no longer matter much.
Let see a hand of people who use audiophile grade cables for better
sound in their systems. Are you saying these people are trolls too?
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paying
customers trolls.
I support the product and I'm here to share experiences and learn from
others.
I think you owe me an apology here.
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of Sean's post. What's the big deal with you?
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bright and brittle.
Imaging is less precise. When I switched back to the TP, immediately,
the sound is more engaging and relaxed.
If all digital bits are the same, then why is TP sounding better than
the Duet on Toslink?
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. I still cannot quite explain why this is the case, as
TP using its internal clock should offer more jitter free output than an
ext. clock, but it doesn't seem to be the case here...
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earwaxer;512903 Wrote:
This description of sound improvement by Kuro is pretty close to what I
have experienced.
Hi Waxer,
Is it possible for you to try a different Wifi adaptor (say a USB
802.11G)and tell us whether the sound is different?
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?
Because this would imply you're doing it in packets and sudden movements
in an electronic circuit can produce jitter.
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can do a must easier job
with integer multiple of upsampling.
44.1K and 48K are nearly identical sounding if you're like me having an
Apogee Big Ben in the loop. Otherwise, 48K is tiny bit better sounding
that 44.1K.
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by isolation transformer and power
regenerator, etc.
In my case, wired or wireless is the same, because I've a Big Ben with
a custom made linear power supply for removing jitter from the
Transporter.
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this utility:
http://www.thesycon.de/deu/latency_check.shtml
to check for high latency of your PC that is streaming data over Wifi.
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believe in here.
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, and it sounds the best that
way.
I've added a Big Ben b/w TP and 2.2xp now. I've replaced the SMPS in BB
with a Linear PS. It sounds much better. Now with the BB in place, I
can tell TP to use its internal clock and there is not much of a
difference if tell TP I use the clock from 2.2xp.
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, then it may
explain why your wired connection results in better sound.
It maybe your Wifi router that has excessive latency, or the Wifi
adaptor in your SBS PC. We cannot do anything with the Transporter's
Wifi adaptor, but I beleive it is a good one that does not have latency
issue.
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sync the clock to TP's coax word clock input, that didn't
sound good at all and it is to be expected.
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.
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Anyone using the above combo? Any improvement in sound?
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expect
from most tweaks
Sorry for the false alarm!
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, at least?
cheers,
calum.
But APC does not make audio equipment. They only need to generate a
useable AC for your computer equipment.
So how clean the AC waveform can APC generate from the battery is
anybody's guess.
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, try comparing the sonic quality of your system during the day vs
night. If you find it is sonically better night time, then it means
your line filter is not doing much to filter noise.
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cdmackay;404778 Wrote:
Kuro wrote:
cdmackay;404725 Wrote:
I wonder if that model supplies power normally from the battery, or
whether the battery is only there for backup?
It seems to me that a simple battery really ought to be the
cleanest
source of power, and the cheapest. Has
unscaled / original digital signal, not one that is scaled down
using the volume control on the TP. The scaled down digital signal
will lose resolution at lower listening level.
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cdmackay;403521 Wrote:
Kuro;403381 Wrote:
You do not hear noise per se in your music, the noise manifests
itself
as loss in micro dynamics, less sound stage depth, loss of bass
tautness, loss in harmonics and increased high frequency content in
the
music.
I always struggle
being inferior to the TP's DAC, all because TP has a better
power supply than the Benchmark.
This is because TP's super regulators helped reduce noise better than
those 7805/7818/7918 regulators in the Benchmark.
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.
Darren
The inductor core does not work well. It is far from the performance
of the PPP. If PPP scores 100, your power filter probably scores a 5.
Just my $0.02
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in order to hear those
improvements.
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I'm about to do an experiment by using 8 1.2V rechargeable AA batts to
power the Duet. I want to see if it can bring the digital section
close to the Transporter level...
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is not was wide as the Benchmark DAC1...
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correction, and then take the TacT's (room corrected) digital out and
feed it back to the Transporter's DAC.
Is this possible?
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.
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