technical issue

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    SMSL SU-X Bluetooth issue

    Hey guys! I have SMSL SU-X for a month and I love it. But this morning I wanted to play some music but I couldn't connect by Bluetooth. I've tried to reset Bluetooth paring on my phone as well as reset DAC. Unsuccessfully. Also I was trying to update firmware, but attempt also failed. The...
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    Topping E30 II Lite issues

    Hello there everyone! Please bare with me here since I am new to this forum and I don't understand if I do something wrong (even this post I don't know for sure if it belongs here, sorry in advance if not). To jump to the issue: I recently bought a Topping E30 II Lite DAC to go with my Topping...
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    Topping DX3 pro plus: noise in stand-by, possible grounding issue?

    I have bought DX3 PRO+ recently. Came home and connected the DAC to the power supply, inserted 35 Ohm IEMs and immediately noticed very audible noise even before I turned the device on, i.e. when it was in stand-by mode. The noise doesn't depend on volume level and is almost or completely gone...
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