ezkcdude;214087 Wrote:
SO, WRITING WITH A PENCIL AND PRINTING WITH A LASER PRINTER ARE SIMILAR
BECAUSE THEY BOTH INVOLVE PUTTING WORDS ON PAPER?
I agree that digital consists of 1's and 0's, but actually writing and
reading those 1's and 0's is the devil in the details, so to speak.
seanadams;213884 Wrote:
It also powers the auto-ranging circuitry which measures the incoming
line voltage and configures the transformers properly for the linear
supplies. For that purpose it's nice to have a PS which can comfortably
handle a very wide range of input voltages.
Ohh.. so is
I hope it is not seen as offensive to bump this thread now..
sobump
--
signor_rossi
signor_rossi's Profile: http://forums.slimdevices.com/member.php?userid=11941
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pfarrell;214074 Wrote:
I believe, that if the spec had been written just five years later, it
would have been very different, using more of a digital approach from
the start.
You are probably right Pat. Thats what they did with DVD video and
audio disks. They are exactly the same as regular
What difference does it make if the power supply makes noise and you
have an instrument to measure it? You're switching the supply from the
stock unit because you think it might sound better. So just plug it in
and try it. If you like the sound, who cares if it makes noise?
TD
--
All was working well on my SB3 and then after installing ver3.5.2 - or
so it seemed - I began to get some crackle, some loud pops and then at
time it would stop whilst playing a track, pressing enter would play a
track again sometimes it would carry on OK other times not. I reduced
the UDP to
@tyler_durden: The noise I refer to is a high frequency pulse emitted by
the PS that I easily hear and which is disturbing me during low volume
listening, since I am not far away from it when doing so ( I am always
talking about the DAC PS, the SB3 PS is fine). The question about a
replacement
amey01;214134 Wrote:
No - precisely the opposite. If you make a recording in a live venue,
then play back that recording:
1: At the same venue
2: Through the same sound system
3: Through the same speakers
There will be a clear difference. Of course there will be. Anyone can
pick that
Mark Lanctot;214080 Wrote:
Isn't that like going to a car dealership and asking the salesman if he
recommends you should go with one of his vehicles or keep driving your
'92 Ford Taurus?
Replacing your cables every 1000 hours = a good strategy to ensure
repeat/ongoing sales. The
signor_rossi;214186 Wrote:
@tyler_durden: The noise I refer to is a high frequency pulse emitted by
the PS that I easily hear and which is disturbing me during low volume
listening, since I am not far away from it when doing so ( I am always
talking about the DAC PS, the SB3 PS is fine). The
signor_rossi;212907 Wrote:
If the connector is done right with the right polarity shouldn't every
power supply that at least delivers the same [EMAIL PROTECTED] as the
stock one do as a replacement?
Yes, but don't forget to distinguish between AC and DC output. 5VDC is
quite different from
johann;214215 Wrote:
Isn't it about time this thread gets locked or even better, deleted?
I'll nuke it if you all want me to.
--
seanadams
seanadams's Profile: http://forums.slimdevices.com/member.php?userid=3
View
seanadams wrote:
johann;214215 Wrote:
Isn't it about time this thread gets locked or even better, deleted?
I'll nuke it if you all want me to.
I'm just one voice, but lock, nuke, shutdown, etc. Please
--
Pat
http://www.pfarrell.com/music/slimserver/slimsoftware.html
325xi;212471 Wrote:
I just moved to another position where I have to work with... Unix, so
I'm learning ksh, awk, etc... All this stuff makes me very angry...
This is way OT, but use bash, not ksh. I haven't used awk in 15+ years.
Learn perl, it has a dumb syntax but can do anything. Plus
Isn't it about time this thread gets locked or even better, deleted?
It doesn't do any party any good and I'm sure the topic can be brought
up again in a new and constructive thread.
BASTA!
--
johann
johann's Profile:
IvanSlade;214171 Wrote:
All was working well on my SB3 and then after installing ver3.5.2 - or
so it seemed - I began to get some crackle, some loud pops and then at
time it would stop whilst playing a track, pressing enter would play a
track again sometimes it would carry on OK other times
tyler_durden;214127 Wrote:
I think that your average, golden-eared audiophile is just like the guy
who spends vast sums on wine because he can taste a difference.
Interesting observation, epsecially as I tend toward being a bit of an
oenophile (though not a true audiophile at all). When I
How about making a 5v powerpack for your Squeezebox? It's already
wireless. Anyone know what it'd take?
--
kphinney
SB3
Krell KAV 250CD
CIAudio DVA-2
JoLida 102B
Omega Grand 6's BW 602 S2's
PowerMac
Zhaolu D2.5
AKG K501
seanadams;214252 Wrote:
I think what he was saying is that using the _same_ speakers and mics
that are used to amplify the live music, it sounds different live
(through the speakers) than when playing from a recording on the same
system (through the speakers). The question I guess is whether
sbn;212913 Wrote:
in addition to signor_rossi's question:
Are there any easy ways to determine if a PSU makes noise, without
expensive equipment as oscilloscopes etc?
Yes - listen to it! If you can't hear any noise, then there isn't
any...
--
Phil Leigh
You want to see the signal path
I hear a lot of memebers here saying the Transporter sounds better using
the balanced xlr outputs than using single ended RCA output.
Is there a technical reason for that except the balance XLR cables
being less sensitive for external noise?
Cheers,
/Johan
--
johann
Hi, I've just noticed that I'm getting some weird sounding high pitched
distortion in the background when playing back a 48khz track. Its a
high pitched whine that has a kind of echo/vibrato effect with it. It
is present throughout the whole track, but seems to 'play along' with
the music ie.
tyler_durden;214198 Wrote:
Why bother asking when you can simply plug it in and listen to it? If
you like it use it. If you don't, don't.
TD
Simply because the connectors do not match and I have to get adapters
first before being able to try anything. ;)
--
signor_rossi
How was the 48Khz file created? - was it an upsample from a CD?
--
Phil Leigh
You want to see the signal path BEFORE it gets onto a CD/vinyl...it
ain't what you'd call minimal...
...SB3+TACT+Altmann+MF DACXV3/Linn tri-amped Aktiv 5.1 system and some
very expensive cables ;o)
Isn't the Shek on of those NOS type TDA1543 based dacs?
In that case it is probably 16 bit 44.1kHz only.
--
Veggen
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seanadams;214213 Wrote:
It's not possible for the stream to get corrupted that way - so don't
worry about cabling or the LAN. It could be that a bug has been
introduced in the decoder you're using, but that would have been
unlikely to slip through. Another possibility is that it's a hardware
seanadams;214252 Wrote:
I think what he was saying is that using the _same_ speakers and mics
that are used to amplify the live music, it sounds different live
(through the speakers) than when playing from a recording on the same
system (through the speakers). The question I guess is whether
david68;214288 Wrote:
Thanks. Yes it is a NOS TDA1543 model. So that means it will only be
capable of 44.1khz then?
That's how it looks, from their website:
Input sampling frequency: 44.1kHz
http://www.sigtone.net/shekd1.html
However the Shek D2 seems to be more capable:
Input sampling
seanadams;214287 Wrote:
If you hear the same things with mp3 then you will need to send it back
to wayne. My guess is the digital output or clock circuitry has been
broken.
I have just been / am listening to squeezenetwork for 20 minutes and I
have heard 2 very small 'cracks'. It would sound
IvanSlade;214276 Wrote:
I had the 'full mods' from Wayne at Bolder. I have only had the unit
for less than a month. (Pop again.)
If you hear the same things with mp3 then you will need to send it back
to wayne. My guess is the digital output or clock circuitry has been
broken.
--
The file was something that I downloaded, out of interest, from Linn
Records - one of their 96khz 'Studio Master' tracks. I converted to
both 44.1 and 48khz using dbpoweramp.
--
david68
david68's Profile:
JimC;214243 Wrote:
Interesting observation, epsecially as I tend toward being a bit of an
oenophile (though not a true audiophile at all). When I first started
wine tasting, I tried very hard to develop my ability to detect
raspberry vs. blackberry in the wine and other subtleties that are
opaqueice;214278 Wrote:
I guess you could do the following experiment: put a live band singing
into mics and playing amplified instruments into a soundproof booth.
Digitally record the mics and instrument pickups. As they play,
compare the live sound (meaning the mics and instrument
Veggen;214280 Wrote:
Isn't the Shek on of those NOS type TDA1543 based dacs?
In that case it is probably 16 bit 44.1kHz only.Thanks. Yes it is a NOS
TDA1543 model. So that means it will only be
capable of 44.1khz then?
--
david68
Mark Lanctot;214296 Wrote:
Someone on this board (Phil Leigh? Pat Farell?) has repeatedly stated
that merely unplugging and re-plugging cables/interconnects makes an
audible difference and so does contact cleaners.
It was P Floding, I believe.
Since we're talking stranded wire,
IvanSlade;214298 Wrote:
I have just been / am listening to squeezenetwork for 20 minutes and I
have heard 2 very small 'cracks'. It would sound more like a clock
problem to me for if it 'gets stuck' whilst playing a track and I press
play (oops 2 more little pops in succession) then I press
Bob Bressler;214284 Wrote:
There are quite a few similarities between the high end wine world and
the high end audio world
- some of the best products are made by very small production places
that handcraft the product
- very small flaws can have unpleasant consequences, whether it is
johann;214272 Wrote:
I hear a lot of memebers here saying the Transporter sounds better using
the balanced xlr outputs than using single ended RCA output.
Is there a technical reason for that except the balance XLR cables
being less sensitive for external noise?
Cheers,
/Johan
ezkcdude;214307 Wrote:
Leave it to someone from Napa to come up with a wine analogy!
Actually someone from San Jose came up with it, and Bob just
elaborated. Otherwise it would be blatant self-promotion :-)
Elaborating further, comparisons can be made ambiguous because one
person may have had
ezkcdude wrote:
Balanced (professional) connections generally have two main advantage
to RCA (consumer): 1) lower noise; 2) higher levels (i.e. greater
dynamic range, SNR, etc).
You left out positive click connection and release.
With the downsides that:
1) the cables cost more than cheap
Thanks. That is general but what is the case for Transporter, assuming
the cable runs are one or max two meters?
--
johann
johann's Profile: http://forums.slimdevices.com/member.php?userid=10177
View this thread:
Skunk;214301 Wrote:
It was P Floding, I believe.
Since we're talking stranded wire, wouldn't the individual strands have
their own skin effect, resulting in perfect transmission even if the
outer strands are green?
It was indeed Mr Floding...although I happen to agree with him - every
Same for the Transporter. The balanced outputs 3V compared to standard
2V for unbalanced.
--
ezkcdude
There are 10 kind of people in the world - those who understand binary
and those who don't.
SHINYMETAL
'*Site*' (http://www.ezdiyaudio.com)| '*RSS*'
Mark Lanctot;214296 Wrote:
But the skin effect is most pronounced at VHF and microwave frequencies.
MHz or GHz, not kHz unless it's undersized.
Crack detection frequencies for eddy current skin effect tend to be in
the low to mid 100KHz, the lower the frequency, the deeper it goes.
There are
I'm investigating the use of an external DAC with a world clock output
to use with the TP. One example of such a product is the LessLoss DAC
(see http://www.lessloss.com/).
The way I understand the world clock input is that it has to be
configured to work with a fixed sampling rate, e.g.
seanadams;214304 Wrote:
Hmm... if it clicks at the exact same point in the track when you
restart it, that could be a failed RAM chip. In any case it does sound
like a hardware issue.
As in the stream writes to the memory buffer which then is not being
flushed when I restream. So I press
But still, at 100 kHz you're far from impacting audible frequencies.
It's not like your speakers could even reproduce it, or that you could
even hear it (not even dogs can hear this high).
--
Mark Lanctot
'Sean Adams' Response-O-Matic checklist, patent pending!'
johann;214272 Wrote:
I hear a lot of memebers here saying the Transporter sounds better using
the balanced xlr outputs than using single ended RCA output.
Is there a technical reason for that except the balance XLR cables
being less sensitive for external noise?
Cheers,
/Johan
I'd
IvanSlade;214323 Wrote:
As in the stream writes to the memory buffer which then is not being
flushed when I restream. So I press play again but the error is still
there in ram so it will not accept the rewrite because the old
information is still there. Would make sense as it happens at
Mark Lanctot;214328 Wrote:
But still, at 100 kHz you're far from impacting audible frequencies.
It's not like your speakers could even reproduce it, or that you could
even hear it (not even dogs can hear this high).
The point is that the lower the frequency, the deeper the skin effect,
so a
IvanSlade;214323 Wrote:
As in the stream writes to the memory buffer which then is not being
flushed when I restream. So I press play again but the error is still
there in ram so it will not accept the rewrite because the old
information is still there. Would make sense as it happens at
My understanding is that the AKM DAC is balanced and that there is an op
amp for each channel in transporter for the XLR connections.
With RCA there would be only 1 op amp.
I have no idea if this would make a difference.
But please correct me if I am misinformed
--
tomjtx
Mark Lanctot;214296 Wrote:
Yeah but a stranded wire is pretty simple mechanically. Just long
pieces of metal. No moving parts, no liquid components that can
evaporate like capacitors.
But the skin effect is most pronounced at VHF and microwave
frequencies. MHz or GHz, not kHz
Balanced cabling may have an advantage over long distances (several
meters) or in extremely noisy environments. Over short distances there
is really no advantage over RCA AFAICT.
Transporter's RCA outputs are driven by an active balun circuit, which
is fed by the exact same signal that goes
johann;214316 Wrote:
assuming the cable runs are one or max two meters?
Balanced cables can run hundreds of feet.
You simply can't run unbalanced cabling that far.
But for a meter or two, the noise rejection is much less important.
If your amp accepts balanced from your Transporter, by all
muski;213627 Wrote:
The calibrator's experience with about a dozen ECM8000s is that though
they show pretty good response (esp for the price), but they are all
over the place.
I have not, but I'm not surprised about his comment, Behringer are on
the low end of pro-audio stuff. It would be
How should I upload my CD's into iTunes if I want the best compromise
between listening on an iPod and good quality.
--
rubi1971
rubi1971's Profile: http://forums.slimdevices.com/member.php?userid=12262
View this thread:
Thanks all.
I have the cables since before and the pre amp accepts XLR.
However, the manufacturer (Audionet) recommends using RCA since the
design of their amp(s) is not balanced and it sounds better with RCA
unless the cables are somewhere around 10 m or longer. I use 1 m cables
from TP to pre.
Videodrome, thanks for keeping it civil. Too often threads like this
degenerate into flame wars.
Videodrome;214340 Wrote:
Taken to it's logical conclusion, I could dig an old, rusty coat hanger
out of the backyard, stick it between two connectors and, so long as it
passed a signal, I'd have
Hi,
I've got a SB3 and I'm very satisfied. But, I just replaced my whole
stereo to the room where my computer is. And I bought a new motherboard
(Asus P5B) with onboard audio and a s/pdf output.
So far, I connected the SB3 via toslink to an Arcam DAC. Now I can also
connect the Arcam directly
Veggen;214258 Wrote:
Why bother replying when you have nothing useful to contribute?
He did have a point though - try it! As long as it really is giving
out about 5V and you get the polarity right, there's really not a lot
that can go wrong except it just might not work (insufficient current,
rubi1971;214346 Wrote:
How should I upload my CD's into iTunes if I want the best compromise
between listening on an iPod and good quality.
Use iTunes and rip to Apple Lossless.
If you don't want lossless, use EAC or DBPowerAmp, lame 3.97 and rip to
V0.
Consider separate libraries -
Well, there is a reason why there *might* be a difference - the
electrical noise within a computer case is generally very high, and
could easily do nasty things to the level of jitter on the digital
output.
Whether thats important in your case will depend on the ability of the
Arcam's DAC to
Hi All,
I happened to be at a thrift store the other day and saw a Rotel
RX-1000 Receiver there for $20.00. Can anyone tell me anything about
the unit? It looked old but in fair condition - it was hooked up to a
pitiful little $1.00 speaker - so the tuner works - can't tell what it
would really
Veggen;214258 Wrote:
Why bother replying when you have nothing useful to contribute?
My point was that asking for other people's opinions about it when you
have it sitting in front of you is sort of silly. It's like seeing
that it is raining outside and asking other people's opinions if
That would be an interesting test. Makes you wonder how close a $50
Behringer mic + $50 calibration fee gets you to a $600 Earthworks M30
calibrated mic...
Another slippery slope (or $lippery $lope)... maybe one day.
muski
--
muski
SB3-Bryston BP25DA-Bryston 4B-SST-Watt Puppy 7s
It wasn't worth $20 to find out?
--
seanadams
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View this thread: http://forums.slimdevices.com/showthread.php?t=36786
Surprised nobody yet has mentioned, that using a balanced connection can
eliminate the audibility of a ground loop between components.
Remember that a ground loop doesn't always contribute a 50/60Hz hum,
but can also produce the effect that some describe as a veil over the
sound, i.e. limiting
NewBuyer;214392 Wrote:
Surprised nobody yet has mentioned, that using a balanced connection can
eliminate the audibility of a ground loop between components.
good point
--
seanadams
seanadams's Profile:
With earthed connections, electric installation in order and all power
cables properly phased*, could you still get ground loops?
* In many European countries (and maybe others) the power plug that
goes into the wall socket can be turned 180 degrees so hot pin and
ground are reversed. See
I may pick it up if it is still there tomorrow morning. Heck, for $20...
--
kkitts
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View this thread:
Apple Lossless - that won't work on an iPod?
If you don't want lossless - why wouldn't I?
V3 MP3s for you iPod = What are V3?
--
rubi1971
rubi1971's Profile: http://forums.slimdevices.com/member.php?userid=12262
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Apple Lossless works fine on an iPod.
Only reason for not using lossless would be to save space, either to be
able to load more music to your iPod or to save disk space.
--
johann
johann's Profile:
The decision is between maximum quality for use on your SB (or
Transporter)and consumption of space on your iPod. Since you are
posting in the Audiophiles section of the forum I am assuming you would
want to use some form of lossless compression for the files to be played
via the SB. The
FLAC?
What's the best compromise without using 2 libraries?
--
rubi1971
rubi1971's Profile: http://forums.slimdevices.com/member.php?userid=12262
View this thread: http://forums.slimdevices.com/showthread.php?t=36780
rubi1971;214423 Wrote:
FLAC?
FLAC is a widely used lossless compression codec, preferred by many
because of its proven solidity, its independence from the likes of MS
and Apple, and the fact that a FLAC decoder is built right into the SB3
and Transporter firmware. This allows you to stream
rubi1971 wrote:
FLAC?
What's the best compromise without using 2 libraries?
Free Lossless Audio Codec
http://flac.sourceforge.net/
What do you mean best?
For serious audiophiles, the only option is a lossless format.
Which lossless is debatable, and there are iPod firmware hacks that
support
muski;214368 Wrote:
That would be an interesting test. Makes you wonder how close a $50
Behringer mic + $50 calibration fee gets you to a $600 Earthworks M30
calibrated mic...
Another slippery slope (or $lippery $lope)... maybe one day.
You bet.
My guess (only a guess) is that for
Logitech,
With the next release of SlimServer, P_L_E_A_S_E break it once and for
all.
Don't tell anyone. Don't document it in the change log. Don't even
comment the Perl code. When someone reports that firmware v15 doesn't
work any longer, pretend you're surprised.
Thank you.
--
JJZolx
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