USB-C to 3.5mm adapters (DAC) - Let's find the best
Jul 8, 2023 at 6:37 AM Post #5,116 of 6,468
I was advised from audioscience side that you have to remove all Chinese characters from the folder path. Now it works for me!
Thanks, it worked ! :thumbsup:
 
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Jul 8, 2023 at 6:55 AM Post #5,117 of 6,468
There's an app for this firmware too, maybe I will try it later.
I tried the app, unfortunately after setting the language to english it is only partially translated... So i have no idea what some parameters are :disappointed_relieved:

Screenshot-20230708-125127-TANCHJIM2.jpg

Screenshot-20230708-125137-TANCHJIM2.jpg
 
Jul 8, 2023 at 7:29 AM Post #5,119 of 6,468
I tried the app, unfortunately after setting the language to english it is only partially translated... So i have no idea what some parameters are :disappointed_relieved:

Screenshot-20230708-125127-TANCHJIM2.jpg

Screenshot-20230708-125137-TANCHJIM2.jpg
Possibly:
Linear Phase Fast Roll-Off
Linear Phase Slow Roll-Off
Minimum Phase Fast Roll-Off
Minimum Phase Slow Roll-Off
 
Jul 8, 2023 at 9:58 AM Post #5,121 of 6,468
I believe the 4 filters for Tanchjim space are in order:
1 (short delay fast roll-off)
2 (short delay slow roll-off)
3 (fast roll-off)
4 (slow roll-off)
as per usual CS chip naming lol. The default filter is number 1, which I find the most comfortable among the 4.

Screenshot of the app. It shows volume level, gain, filters, lighting and left/right balance in order. That's all.
Screenshot_20230708_215703_TANCHJIM.jpg
 
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Jul 8, 2023 at 11:50 AM Post #5,122 of 6,468
I tried the app, unfortunately after setting the language to english it is only partially translated... So i have no idea what some parameters are :disappointed_relieved:

Screenshot-20230708-125127-TANCHJIM2.jpg

Screenshot-20230708-125137-TANCHJIM2.jpg
That bottom panel is the LED light, top option off, bottom option on. My Chinese isn’t great so the top panel will need a bit more effort:darthsmile:

Edit: ah I see someone beat me to it
 
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Jul 9, 2023 at 12:02 AM Post #5,123 of 6,468
Another dongle launch, but I'm tilting towards Jcally AP20 with 330mw output and built in battery.
 

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Jul 9, 2023 at 3:57 AM Post #5,124 of 6,468
Another dongle launch, but I'm tilting towards Jcally AP20 with 330mw output and built in battery.
Looks nice and compact, falls a bit short in power compared to the Tanchjim Space though.
 
Jul 9, 2023 at 6:57 AM Post #5,125 of 6,468
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Jul 10, 2023 at 3:41 AM Post #5,126 of 6,468
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Jul 10, 2023 at 8:35 AM Post #5,127 of 6,468
Not sure if this one has been mentioned before:
1688991210926.png

"plus4" appears to be the name/brand. It has 3.5/2.5/4.4 outputs, is built around 2x CS43198 DAC and 2x RT6863 op-amps. The most interesting part may be the claimed 3V RMS in SE and 6V RMS for balance: it must have a charge pump or DC-DC converter--there are two PCBs, and it's fairly big at 59x25x11mm. Power is 150mW (SE) and 320mW (Bal.) @ 32 Ohm.
122-steps volume, 3 gain levels. The digital filters and some "classic analog" and "wide space" (?) settings are all accessible from the 3 keys or a combination of keys short/long press, no app needed.
1688992398788.png


If well implemented, this could be a good dongle for power-hungry HP/IEMs!

$123 at https://www.aliexpress.us/item/3256805578692825.html?spm=a2g0o.productlist.main.7.5cc1653fYlgCQm&algo_pvid=c18b22a7-f78a-4201-b5d2-a41b75ba5fd1&algo_exp_id=c18b22a7-f78a-4201-b5d2-a41b75ba5fd1-3&pdp_npi=3@dis!USD!251.10!123.04!!!251.10!!@211bf55216889926356568008d0843!12000034271263434!sea!US!0&curPageLogUid=HmvxgPifXSKZ


EDIT: The brand is 'Kuang Pai' (never heard of it...). They also have a cheaper model, $79 built around an AK4493SEQ, 3.5/4.4mm output, less powerful: 2V RMS, 135mW @ 32 Ohm (SE) and 4V RMS 240mW @ 32 Ohm (Bal.)

1689015145663.png
 
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Jul 10, 2023 at 10:14 AM Post #5,128 of 6,468
Not sure if this one has been mentioned before:

"plus4" appears to be the name/brand. It has 3.5/2.5/4.4 outputs, is built around 2x CS43198 DAC and 2x RT6863 op-amps. The most interesting part may be the claimed 3V RMS in SE and 6V RMS for balance: it must have a charge pump or DC-DC converter--there are two PCBs, and it's fairly big at 59x25x11mm. Power is 150mW (SE) and 320mW (Bal.) @ 32 Ohm.
122-steps volume, 3 gain levels. The digital filters and some "classic analog" and "wide space" (?) settings are all accessible from the 3 keys or a combination of keys short/long press, no app needed.
Not a fan of the "mecha style" but cool specs :thumbsup:
 
Jul 11, 2023 at 3:08 PM Post #5,129 of 6,468
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