[FiiO KA17] Mini desktop-class amp, flagship dongle is officially released!
Apr 26, 2024 at 10:12 AM Post #632 of 693
Using 4.4 mm (and desktop mode on KA17), the KA17 has better soundstage and layering. Micro-detailing is slightly better on the TP50 but the TP50 is more harsh/sterile.

However, beyond stock tuning, the KA17 has PEQ on android app, which can actually boost the clarity and upper frequencies to hit almost the same amount of micro-detailing as the TP50.

TP50 has weaker power even on 4.4 mm.
thank yo very very so much my bro basking. wow.. very detailed information for me us.... best answer. case close :)
 
Apr 26, 2024 at 11:07 AM Post #633 of 693
@FiiO what are the output Vrms for the KA17 on bal and se?
(3.5mm, Desktop Mode, High Gain)
Output Amplitude: 3Vrms

(4.4mm, Desktop Mode, High Gain)
Output Amplitude: 4.5Vrms

(3.5mm, Non-Desktop Mode, High Gain)
Output Amplitude: 2Vrms

(4.4mm, Non-Desktop Mode, High Gain)
Output Amplitude: 3Vrms

KA17 Vrms.png

What is the weight and size of the KA17?

Weight: About 33.5g
Dimension:64×27.7×12.7mm
 
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Apr 26, 2024 at 7:21 PM Post #635 of 693
Just tried V2.00 - this is a major update :stuck_out_tongue_closed_eyes:

I think I might update my review as this version adds lots of good features. Especially for those with a Mac or even an iPhone (as the editing of the filters in Chrome on a Mac works). This new website for editing though seems a little buggy in that it connects and disconnects randomly within my Chrome but I was able to change the EQ filters and it seemed to save them back to the KA17.

Also, some of those other missing features are also in this upgrade like Low pass / high pass filters and I see there is an updated FiiO Control application.

Though the names of the custom filters aren't exactly the same when I look at the EQ profiles in the FiiO Control App - I guess there are a few little bugs still but this update is so much better for providing control over the KA17.
Does it have shelf filters?
 
Apr 26, 2024 at 7:35 PM Post #636 of 693
Also, some of those other missing features are also in this upgrade like Low pass / high pass filters and I see there is an updated FiiO Control application.

Is this "low shelf" and "high shelf" filters or something different?
 
Apr 27, 2024 at 5:41 AM Post #639 of 693
One very nice side effect of the fiiocontrol website is I am pretty sure either a separate UI could also be built to 'upload' exported PEQ Filters, a feature I do hope FiiO add anyway but the community could do it first or even a Chrome Extension to 'enhance' the FiioConrol website..

I can see the code (in Chrome's developer console) writing to the FA17:
using this API:

https://wicg.github.io/webhid/#sendreport-method

When I change the Filters in the UI - here is a change of gain being pushed to the device:
1714210838692.png
 
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Apr 27, 2024 at 10:32 PM Post #640 of 693

The new firmware V2.0 for KA17 is now available!​

9109457.jpg


Firmware download link and update instruction: Click here

Note:
1. When "Firmware upgrade finished successfully" appears in the computer, please replug the KA17 and wait for about 3 minutes. The KA17 will show "UPDATE OK" , indicating that the KA17 firmware has been upgraded successfully.
2. After upgrading in Windows computer, please install the latest version USB DAC Driver V5.62 or above: Click here
3. The new added control options are supported in latest version FIIO Control APP 3.22 or above. Android version download link: Click here
4. Link to control PEQ on the website of PC: Click here
5. Button instruction of three modes:
9109665.jpg
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
https://www.facebook.com/FiiOAUDIO https://twitter.com/FiiO_official https://www.instagram.com/fiioofficial/ https://www.fiio.com support@fiio.com
Apr 27, 2024 at 10:46 PM Post #641 of 693
One very nice side effect of the fiiocontrol website is I am pretty sure either a separate UI could also be built to 'upload' exported PEQ Filters, a feature I do hope FiiO add anyway but the community could do it first or even a Chrome Extension to 'enhance' the FiioConrol website..

I can see the code (in Chrome's developer console) writing to the FA17:
using this API:

https://wicg.github.io/webhid/#sendreport-method

When I change the Filters in the UI - here is a change of gain being pushed to the device:
1714210838692.png
Dear friend,

Yes, the engineer has the plan for adding import/export PEQ function for the KA17.

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
https://www.facebook.com/FiiOAUDIO https://twitter.com/FiiO_official https://www.instagram.com/fiioofficial/ https://www.fiio.com support@fiio.com
Apr 28, 2024 at 6:59 AM Post #642 of 693
Hi, I'm fairly noob on these things, so apologies in advance if I'm doing something that is obviously wrong.

I received the KA17 yesterday and updated it to 2.00.
I'm using it on my Android phone Sony Xperia 10 IV with Apple Music, I have turned on high-res lossless audio options on the Apple Music app, but music that should be played at higher sample rate is always displayed as PCM 48K on the KA17. I've tried to browse various options on the KA itself and Apple Music, but can't seem to make it work.

Things that aren't high-res lossless on Apple Music are displayed as PCM 44.1K, so there does seem to be a difference, but it only goes up to 48K.
When I used the Chord Mojo (1) in the past, it was clearly going higher on sample rate with Apple Music.

Anyone with a similar experience, or can thing of anything obvious I'm doing wrong?

Thanks for your help!
 
Apr 28, 2024 at 9:03 AM Post #643 of 693
Hi, I'm fairly noob on these things, so apologies in advance if I'm doing something that is obviously wrong.

I received the KA17 yesterday and updated it to 2.00.
I'm using it on my Android phone Sony Xperia 10 IV with Apple Music, I have turned on high-res lossless audio options on the Apple Music app, but music that should be played at higher sample rate is always displayed as PCM 48K on the KA17. I've tried to browse various options on the KA itself and Apple Music, but can't seem to make it work.

Things that aren't high-res lossless on Apple Music are displayed as PCM 44.1K, so there does seem to be a difference, but it only goes up to 48K.
When I used the Chord Mojo (1) in the past, it was clearly going higher on sample rate with Apple Music.

Anyone with a similar experience, or can thing of anything obvious I'm doing wrong?

Thanks for your help!
What colour marble did you get on the chord mojo? If your apple hires content was downloaded rather than streamed it should have lit up green indicating 96khz.

I believe streamed apple hires content is 48khz. Have you downloaded a hires file locally to test on both devices?
 
Apr 28, 2024 at 9:51 AM Post #644 of 693
Apple has full hi res.
 
Apr 28, 2024 at 10:06 AM Post #645 of 693
I am not an Apple Music user so this could be wrong - there is a difference between a streaming app ability to stream Hi-res music directly to a smartphone's hardware (aka native playback) and its ability to output Hi-res music over USB. The latter will require the app has an USB output driver that support Hi-res. Do we know for sure the Apple Music on Android actually supposed Hires USB output?
 

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