iFi audio - EASTER ‘BUG BOUNTY’ HUNT.

Mar 31, 2018 at 6:31 PM Thread Starter Post #1 of 39

iFi audio

Sponsor: iFi audio
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Location: HQ in the UK, but spread far and wide.
Easter ‘Bug Bounty’ Hunt.
Hunt 'em, wherever they are...

bounty1.jpg

Introduction


Our just announced firmware v5.30 is MQA capable and in one fell swoop, elevates legacy iFi products* with MQA capability for even more sonic enjoyment.

The MQA integration was a little difficult. It involved:
  1. Totally replacing the customised core code
  2. Re-apply tuning/core loading and
  3. Further fine tuning the firmware for even more precise allocated resource use in order to allow us to support MQA and 384kHz.

To bring all this to fruition required the combined efforts of the MQA and iFi software developers or a total of +1,000 programming hours to deliver firmware v5.30 (excluding testing on all iFi legacy units).

Notwithstanding, there may still be one or two software bugs we have not quashed – hence we would like to involve you, the customer – in the Easter Bug Hunt.

Bug Bounty

The prize for the FIRST person to report each UNIQUE bug (this involves making a formal bug report, see next)

iEMatch (choice of 3.5mm or 2.5mm)

bounty 2.png

Bug Report Procedure
  1. Open ticket: http://support.ifi-audio.com/
  2. Provide full system configuration incl s/w and patch versions
  3. Description of the bug and HOW to replicate it
  4. Our tech team will then replicate and verify
  5. Customer must be contactable so that we can liaise (if we cannot replicate we may liaise)

Note: iFi reserves the right to decide if a bug is genuine/unique. Its decision is full and final.

We wish all our customers the best of luck with the bug hunt!

Legacy
*The only exception is the original iDAC.
 
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Mar 31, 2018 at 7:30 PM Post #3 of 39
That was quick lol
 
Mar 31, 2018 at 7:43 PM Post #4 of 39
Currently my main issue is that when playing Tidal MQA the music stops for 1-2 seconds at the begining of every song, but I´m not sure if the problem comes from Tidal desktop software or from the iFi micro iDSD Black Label. When playing HIFI quality songs this issue doesn´t happen.

Apart from that, the iFI (by AMR) HD USB Audio Control Panel only shows 96000Hz as the maximun Current Sample Rate, but again I´m not sure where the problem comes from.
 
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Mar 31, 2018 at 10:10 PM Post #8 of 39
Currently my main issue is that when playing Tidal MQA the music stops for 1-2 seconds at the begining of every song, but I´m not sure if the problem comes from Tidal desktop software or from the iFi micro iDSD Black Label. When playing HIFI quality songs this issue doesn´t happen.

Apart from that, the iFI (by AMR) HD USB Audio Control Panel only shows 96000Hz as the maximun Current Sample Rate, but again I´m not sure where the problem comes from.
I'm having the same issue with my black label.

Currently my main issue is that when playing Tidal MQA the music stops for 1-2 seconds at the begining of every song, but I´m not sure if the problem comes from Tidal desktop software or from the iFi micro iDSD Black Label. When playing HIFI quality songs this issue doesn´t happen.

Apart from that, the iFI (by AMR) HD USB Audio Control Panel only shows 96000Hz as the maximun Current Sample Rate, but again I´m not sure where the problem comes from.
On the Windows side, I only see up to 192000Hz vs the 384000Hz that I thought we were supposed to be able to use.
 
Apr 1, 2018 at 9:30 AM Post #9 of 39
Ticket opened. MQA firmware disables Coax out on iDSD BL. Since I use my iDSD BL as a USB-to-coax converter, it’s now essentially bricked :/

Ticket 516539
 
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Apr 1, 2018 at 9:39 AM Post #10 of 39
2nd bug ticket submitted. Tidal desktop app for OS X is set to passthrough MQA, and MASTER quality icon lights on Tidal desktop app, but iDSD BL always shows green LED, not magenta.

Ticket 388623
 
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Apr 1, 2018 at 10:41 AM Post #11 of 39
Ticket opened. MQA firmware disables Coax out on iDSD BL. Since I use my iDSD BL as a USB-to-coax converter, it’s now essentially bricked :/

Ticket 516539

Same for nano iDSD.

2nd bug ticket submitted. Tidal desktop app for OS X is set to passthrough MQA, and MASTER quality icon lights on Tidal desktop app, but iDSD BL always shows green LED, not magenta.

Ticket 388623

Disable MQA pass-through, as they do in the video from the announcement, and you should get the magenta LED (worked for me on the nano iDSD). Apparently, it's an MQA renderer, so the software has to do the first unfolding.
 
Apr 1, 2018 at 10:58 PM Post #12 of 39
Disable MQA pass-through, as they do in the video from the announcement, and you should get the magenta LED (worked for me on the nano iDSD). Apparently, it's an MQA renderer, so the software has to do the first unfolding.
That worked, thanks!

Hopefully the other issue/bug will be resolved; for now, I’m back to 5.2.
 
Apr 2, 2018 at 6:34 AM Post #13 of 39
Signal on my nano iDSD BL drops after 20 - 30 seconds and constantly stutters thereafter playing Tidal Master Tracks through a Windows 10 Laptop. I do not experience these issues with my DragonFly Black v1.5. Using 3.2 Driver and 5.30 Firmware. Help Ticket submitted. Thank you.
 
Apr 2, 2018 at 10:45 PM Post #15 of 39
Signal on my nano iDSD BL drops after 20 - 30 seconds and constantly stutters thereafter playing Tidal Master Tracks through a Windows 10 Laptop. I do not experience these issues with my DragonFly Black v1.5. Using 3.2 Driver and 5.30 Firmware. Help Ticket submitted. Thank you.
Good News/Bad News. The Good News is that I switched from Wi-FI to a Powerline Adapter and the nano iDSD BL is stable. The Bad News is that 192kHz MQA Tracks are truncated to 96kHz. I was receiving the correct sample rate on Wi-Fi (albeit with massive stuttering). I will close my existing Help Ticket and start another. Thank you.
 

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