some new products  from germany...   http://www.violectric.de/produktdetails/product/HPA_V281_Bl.html   http://www.violectric.de/produktdetails/product/HPA_V220_Bl.html

@Leepery:   When I received it, there was no manual, no measurement certification, no sticker, and the box of the essence was open. But there was the CD .   @trazom:   I dont have any noise when the volume is at zero or when I only touch the volume button.(with music or not)...

the driver on the website of asus is the asio driver.   But you must install foobar, then download the asio plugin (for foobar) on the website of foobar, install it, and make some settings in foobar to make it work. You can also download another media player, JRIVER media player , make...

I listen with bitperfect .If it's a bad quality recording, I can use upsampling.   The buttons of my essence one are ok, the volume knob are ok, too. The two volume knobs are numeric knobs.(you can feel it when you turn the knob)   The only problem I  had, is that my essence one was...

The sound of the essence one is a very good sound specially under windows (vista seven). It 's close to the stx, I even think the sound seems to be better.(44K/16bits)   if you upsample , you may have a little bit less treble.   But with the essence one, under windows, you can choose...

Thanks for your response gabrielisc, it works now. @leeperry:  When you want to force the usb output (upsampling with PC) ,some frequencies are missing in the windows(vista, seven) driver:   you can choose 16bits/44,1  16/48K,  16/96K, 16/192K,      24bits/44K, 24/48K, 24/96K, 24/192K...

It's ok, I managed to make it work with foobar and JRIVER media player   I installed a plugin ASIO in foobar +some settings and some settings for JRIVER.

Quote: Is it automatic ? I use the asus driver under vista I tried some 192K/24bits flac files, and 88k/24bits flac files, but I've never seen the bitperfect led light on....

hello, How do you choose the bitperfect mode ? Do you use windows 7 ?     Quote:  

With this link:  http://doc.ubuntu-fr.org/pulseaudio I can get the 192 Khz, 24 bits under ubuntu with these settings in the file  /etc/pulse/daemon.conf  : resample-method = speex-float-8 default-sample-format = s24be default-sample-rate = 192000 The essence one displays the 192K led...

Quote: yes, subjectively, there's a big difference beetween the 2 oversampling..                  

Hello, I made some tests with my essence one. The best sound I can get is under windows(vista). In the windows sound settings, you can adjust the usb output: 44 Khz, 96 Khz, 192 Khz... If you choose 192 Khz, all your music will be upsampled by the PC and sent to the essence one at 192K...

yes , no sound when the volume knob is down. And there is some "margin", the sound is off and then the volume knob is completely down. (plugged with usb)  

Quote: I can't tell you this, because I only use the headphone.      

lsusb -v gives me:     Bus 002 Device 012: ID 0b05:17a8 ASUSTek Computer, Inc. Device Descriptor:   bLength                18   bDescriptorType         1   bcdUSB               2.00   bDeviceClass          239 Miscellaneous Device   bDeviceSubClass         2 ?  ...