Re: [SlimDevices: Audiophiles] Why cannot you make Transporter support 176.4 and 192Khz/24?

2010-03-31 Thread michael123
Curt962;529502 Wrote: > I for one am all for the best possible technologies to present our > favorite music, but until the record companies are?? It seems to > remain just a dream. > > As long as "focus groups" of college students find 128Kbps MP3s to > sound so good, I don't expect the labels

Re: [SlimDevices: Audiophiles] Why cannot you make Transporter support 176.4 and 192Khz/24?

2010-03-31 Thread Curt962
I for one am all for the best possible technologies to present our favorite music, but until the record companies are?? It seems to remain just a dream. As long as "focus groups" of college students find 128Kbps MP3s to sound so good, I don't expect the labels to make the investment. If the ki

Re: [SlimDevices: Audiophiles] ADAM Speakers...Who's using them?

2010-03-31 Thread Curt962
Almost two weeks into the ADAM thing, and I am quite pleased.Ongoing piddling with "fine" positioning, tilt and toe to see how some different ideas work out. There is something quite special about the mids/highs on the ADAMS that seems to open a window on reality now and then. A wonderful

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Curt962
Good Post! I've found a number of Hi-Res downloads (24-88, 24-96) that are at ridiculously low levels.The VU meters barely move, and the music actually sounds a bit "lost". I've used dbPoweramp more than once to cautiously apply a bit of fixed gaim, and the whole thing sounds better. I als

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread lrossouw
Phil Leigh;529419 Wrote: > On Windows I've found the best method for me is to use Foobar2000 to > calculate and apply the RG tags after ripping. This is what I use as well. It just adds tags to your files which you can still ignore if you want when playing back. It doesn't modify audio content.

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread DCtoDaylight
DaveWr;529349 Wrote: > The key issue, is that the coefficients for volume reduction have been > chosen (well for SB3, Duet and Transporter, no idea on Squeezeplay > stuff) to allow reduction of volume by up to 30 dB, using coefficients > that are multiples of 1/256. This means all the top 16 bit

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Robin Bowes
On 01/04/10 00:14, JohnSwenson wrote: > > Wow, this is the third time today I've responded to this question, there > must be a run on AES/EBU! :) > I don't have time to type it all in again, but in a nutshell the XLR > jacks used in AES/EBU are terrible RF connectors. A true 75 ohm BNC is > much

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread JohnSwenson
Wow, this is the third time today I've responded to this question, there must be a run on AES/EBU! I don't have time to type it all in again, but in a nutshell the XLR jacks used in AES/EBU are terrible RF connectors. A true 75 ohm BNC is much better. RCAs are terrible at RF as well. AES/EBU use

Re: [SlimDevices: Audiophiles] Why cannot you make Transporter support 176.4 and 192Khz/24?

2010-03-31 Thread tcutting
tcutting;529198 Wrote: > So, do you know the difference between "Hardware" and "Software"? Sorry - didn't mean this to be too deep a question... more of a "geeky riddle". Answer: You can change the hardware! -- tcutting ---

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Robin Bowes
On 31/03/10 22:14, Phil Leigh wrote: > > Fxdwg123;529436 Wrote: >> Ok Dave, clear. So when I understand well this issue will be solved when >> taken the advice of Clive and buy a proper passive stepper? >> >> "you need to make sure you get the gain staging right (with appropriate >> passive atten

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Phil Leigh
Fxdwg123;529436 Wrote: > Ok Dave, clear. So when I understand well this issue will be solved when > taken the advice of Clive and buy a proper passive stepper? > > "you need to make sure you get the gain staging right (with appropriate > passive attenuation)" Yes. Also, don't use AES/EBU, use s

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Fxdwg123
DaveWr;529427 Wrote: > You will not have bit transparency at that level of attenuation. The 16 > bit original will not be mapped fully to the 24 bit output. This means > with no dither etc, there will be signal distortion as well as signal > to noise issues. > > Dave Ok Dave, clear. So when

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Fxdwg123
DaveWr;529427 Wrote: > You will not have bit transparency at that level of attenuation. The 16 > bit original will not be mapped fully to the 24 bit output. This means > with no dither etc, there will be signal distortion as well as signal > to noise issues. > > Dave Ok Dave, clear. So when

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread DaveWr
Fxdwg123;529421 Wrote: > I had a SB3 and bought an external DAC to improve SQ. That was an > Audio-GD DAC-200, without any doubt a major improvement compared to the > SB3 dac. In February I upgraded the DAC to the Audio_GD Reference 7, > which is their top of line DAC (8 PCM1704UK DAC chips and a

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Fxdwg123
cliveb;529290 Wrote: > I take it that you have compared your external DAC with the > Transporter's analogue output and prefer the DAC? You mention that you > connect the DAC to the power amp via XLR, so of course to do a fair > comparison you need to use the TP's balanced outputs. And make sure >

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Phil Leigh
On Windows I've found the best method for me is to use Foobar2000 to calculate and apply the RG tags after ripping. -- Phil Leigh You want to see the signal path BEFORE it gets onto a CD/vinyl...it ain't what you'd call minimal... SB Touch Beta (wired) - TACT 2.2X (Linear PSU) + Good Vibration

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Themis
You can calculate Replay Gain in dbPoweramp but you should *not* use the addon which applies it (APPLY): it will definately modify your files. -- Themis SB3 - North Star dac 192 - Croft 25Pre and Series 7 power - Sonus Faber Grand Piano Domus ---

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Squeezed_Rotel
SuperQ;529393 Wrote: > Yes, use replay gain. It works really well and won't make your music > sound worse. Mostly it will mute down the loud stuff to match the > levels of quieter tracks. Thanks, I avoided any "gain" settings in the Squeeze products (perhaps a mistake). Do you mean use replay

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread SuperQ
Squeezed_Rotel;529363 Wrote: > Is this normal? Is there a way to increase the "volume" at the rip > stage? Yes, use replay gain. It works really well and won't make your music sound worse. Mostly it will mute down the loud stuff to match the levels of quieter tracks. -- SuperQ

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Squeezed_Rotel
Phil Leigh;529376 Wrote: > ...It still won't make Ravel as loud as Nirvana... That's funny Phil. I had feared that something would be lost in this case or worse yet that distortion would occur if I drive the preamp high enough to get acceptable playback volume. -- Squeezed_Rotel John M Squee

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Phil Leigh
This is all normal. You could use Replaygain which in my collection gives no more than +3-4dB on very quiet classical stuff. There's absolutely no harm in this. It still won't make Ravel as loud as Nirvana... -- Phil Leigh You want to see the signal path BEFORE it gets onto a CD/vinyl...it ain

Re: [SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Themis
All *good* recordings sound quiet, because the (equally good) mastering engineers have left the necessary 14dB headroom before clipping. So that you can have some dynamics headroom. Unfortunately, most modern recordings (since about 1995) have squeezed this, and limited the dynamics. It is called

[SlimDevices: Audiophiles] Why do some sources sound quiet on Transporter

2010-03-31 Thread Squeezed_Rotel
Please forgive the poor choice of words for the title of the thread. I have CDs that were ripped with dBpoweramp. I have 16/44.1 flac files that came from Deutche Grammaphone. I have 24/96 flac files from Linn Records. I don't use any gain Smart, Replay or anything else. The Transporter volume is

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Phil Leigh
DaveWr;529349 Wrote: > Major apologies brain strain, time of year, age etc. > > The key issue, is that the coefficients for volume reduction have been > chosen (well for SB3, Duet and Transporter, no idea on Squeezeplay > stuff) to allow reduction of volume by up to 30 dB, using coefficients > t

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread DaveWr
Phil Leigh;529339 Wrote: > Dave - it is neither "specious" nor indeed an "argument"... merely an > illustrative example. > > I could have used: > 1110 becomes > 1101 (15th bit flipping in this example) > > I should have said "at least one of the first 16

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Phil Leigh
DaveWr;529332 Wrote: > Well a full scale 16 bit probably indicates clipping anyway, so specious > argument. There are several postings on the volume curve for SB3, > including convincing Dean to get it right by using 1/256 steps for the > first thirty, to ensure exact bit alignment. > > Dave

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread DaveWr
Well a full scale 16 bit probably indicates clipping anyway, so specious argument. There are several postings on the volume curve for SB3, including convincing Dean to get it right by using 1/256 steps for the first thirty, to ensure exact bit alignment. Dave -- DaveWr -

Re: [SlimDevices: Audiophiles] transporter balanced output?

2010-03-31 Thread tingtong5
Yes, balanced sounds better, even when using one leg to an unbalanced input of an amplifier. This is explainable because one opamp/filtering stage is omitted this way compared to the unbalanced output of the transporter. -- tingtong5 -

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Phil Leigh
DaveWr;529310 Wrote: > If you use it below 70, it will distort 16 bit music files. > > Dave Some recent testing has shown that humans are pretty impervious to bit-loss down to about 10 bits... :-) Strictly speaking the 16th bit is altered the moment the level goes below 100. -- Phil Leigh Y

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread DaveWr
Phil Leigh;529295 Wrote: > This is excellent advice from CliveB - if you are using the TP level > control much below 80 then you are losing signal/noise ratio in a way > that can be noticeable. If you use it below 70, it will distort 16 bit music files. Dave -- DaveWr ---

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread Phil Leigh
cliveb;529290 Wrote: > I take it that you have compared your external DAC with the > Transporter's analogue output and prefer the DAC? You mention that you > connect the DAC to the power amp via XLR, so of course to do a fair > comparison you need to use the TP's balanced outputs. And make sure >

Re: [SlimDevices: Audiophiles] Transporter volume-control digital input

2010-03-31 Thread cliveb
Fxdwg123;529188 Wrote: > In this case perhaps the solution could be not to use my external dac > for the cd-transport but to use the Transporter DAC. So I connect my > cd-transport via coax to the Transporter digital input and connect the > Transporter not only to my external dac but also via RCA