What the $^&# heck is it?.........iFi iEMatch!
Jun 12, 2019 at 5:28 PM Post #486 of 618
Folks, something from our friends at NativeDSD:

We are pleased to announce the availability of Native DSD Presents 5 Tracks in DSD 512. The album brings you some of the highest quality DSD 256 stereo recordings from the NativeDSD Music catalog in DSD 512 stereo.

This special album made its debut at 2019 High End Munich. It is an album that will bring owners of DSD 512 capable Portable Players and DACs (Digital to Analog Converters) from iFi Audio some amazing DSD 512 listening experiences.

NativeDSD has given iFi Audio permission to share 1 track with you for free, as an instant download in this Dropbox folder:
https://www.dropbox.com/sh/uynhtxephlr7dpu/AAB6lv2iOP8WOZfKbhKeWqNXa?dl=0

The Track in DSD 512: Yuko Mabuchi Plays Miles Davis – Milestones

Recorded and Released by Yarlung Records, with special thanks to Bob Attiyeh.
Yuko Mabuchi Plays Miles Davis is a tribute to the music of legendary Jazz trumpeter Miles Davis. It features 5 tracks written by Miles Davis plus 3 original compositions by Yuko Mabuchi. For this special album, recorded live in concert in Stereo and Multichannel DSD 256, the Yuko Mabuchi Trio - Yuko Mabuchi (piano), Del Atkins (bass) and Bobby Breton (drums) - is joined by trumpeter JJ Kirkpatrick from the Sophisticated Lady Jazz Quartet. With this line-up of musicians, it is a musical adventure you won't want to miss.

If you want to hear more, you can check out their 5 Tracks in DSD 512 sampler, available for only 10 USD.


https://nativedsd.com/albums/NDSD013-nativedsd-presents-5-tracks-in-dsd-512



Included in the collection are performances by Les Chats Noirs, Yuko Mabuchi Trio with JJ Kirkpatrick, Rachel Podger with Brecon Baroque, Ricardo Gallen, and the Feenbrothers. The music covers a variety of styles and genres including French Vocal and Chanson, Jazz Quartets, Classical Ensemble, and Guitar.

These higher bit rate DSD 512 tracks are all pure DSD created. They are not up samplings, for there are no PCM or DXD conversions involved in their production. They are re-modulations of the original DSD 256 encoding modulation that produced the DSD 256 releases. The sonic advantage to these new Stereo DSD 512 releases, as with all higher DSD bit rate releases, is the wider frequency passband prior to the onset of modulation noise. This results in the listener’s DAC using gentler and more phase linear filters for playback of the music.

The resulting DSD 512 music files were monitored with a DSD 512 Stereo system that included HiFiMan HE-1000 Stereo Headphones with Lazuli HF Headphone Cables by Dana Cable and the iFi Audio iDSD Micro Black Label Headphone Amp and DAC (available for purchase at the NativeDSD Gear Store).

We want to thank the labels Forward Music Italy, Yarlung Artists, Channel Classics, Eudora and Sound Liaison for their participation in this project.

Don’t forget to share your thoughts on the DSD 512 listening experience!

Or go straight to More Music in DSD 512
 
iFi audio Stay updated on iFi audio at their sponsor profile on Head-Fi.
 
https://www.facebook.com/people/IFi-audio/61558986775162/ https://twitter.com/ifiaudio https://www.instagram.com/ifiaudio/ https://ifi-audio.com/ https://www.youtube.com/@iFiaudiochannel comms@ifi-audio.com
Jul 29, 2019 at 9:53 AM Post #487 of 618
what is the difference between the iematch and a normal impedance adapater? Want to buy the Audiosense T800 and use it with my Fiio M11. But I heard that there is a slight hiss in the background, because Fiio recommends an impedance with over 16 ohm. Wouldnt the impedance adapter do the same as the iematch? Increasing the impedance and lowering the hiss?
 
Jul 29, 2019 at 5:30 PM Post #488 of 618
what is the difference between the iematch and a normal impedance adapater? Want to buy the Audiosense T800 and use it with my Fiio M11. But I heard that there is a slight hiss in the background, because Fiio recommends an impedance with over 16 ohm. Wouldnt the impedance adapter do the same as the iematch? Increasing the impedance and lowering the hiss?

iEMatch is an impedance adapter
 
Sep 5, 2019 at 12:25 AM Post #492 of 618
Would I be able to use the Ear Buddy (or iEMatch) with my AVR (Denon X2400H) which has a crazy-high output impedance at its headphone jack of 500 ohms? If yes, what output impedance would my headphones see in this case? I'll be using 32 ohm dynamic headphones, and possibly ~27 ohm multi-BA driver IEMs (with an impedance minimum of ~14 ohms).
 
Sep 5, 2019 at 9:33 PM Post #494 of 618
You're sure about this value?

Yes, I emailed Denon asking about the specs of the headphone output stage (output impedance, noise, THD, dynamic range etc.) and this was their reply:

"Thank you for your enquiry. The headphone outputs are rated at around 500Ohms on our integrated AV receivers.
Unfortunately we don't have these kinds of figures or information on the headphone output, as the receiver ultimately does not have a dedicated headphone output stage.
The headphone output on the AVR-X2400H, is simply a line taken off the FL & FR speaker line, with an attenuator to lower the signals to a usable level for headphones.
24061b6831a97d88ed21ab05f2307cb2
"

I was pretty shocked myself! So is there any chance of the Ear Buddy or iEMatch decreasing this insane output impedance (and if so to what value) so the headphone output actually becomes usable?
 
Sep 6, 2019 at 10:26 AM Post #495 of 618
Yes, I emailed Denon asking about the specs of the headphone output stage (output impedance, noise, THD, dynamic range etc.) and this was their reply:

"Thank you for your enquiry. The headphone outputs are rated at around 500Ohms on our integrated AV receivers.
Unfortunately we don't have these kinds of figures or information on the headphone output, as the receiver ultimately does not have a dedicated headphone output stage.
The headphone output on the AVR-X2400H, is simply a line taken off the FL & FR speaker line, with an attenuator to lower the signals to a usable level for headphones.
24061b6831a97d88ed21ab05f2307cb2
"

I was pretty shocked myself! So is there any chance of the Ear Buddy or iEMatch decreasing this insane output impedance (and if so to what value) so the headphone output actually becomes usable?

We'll ask our tech team just to make sure.
 
iFi audio Stay updated on iFi audio at their sponsor profile on Head-Fi.
 
https://www.facebook.com/people/IFi-audio/61558986775162/ https://twitter.com/ifiaudio https://www.instagram.com/ifiaudio/ https://ifi-audio.com/ https://www.youtube.com/@iFiaudiochannel comms@ifi-audio.com

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