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  1. S

    Is it safe to use an additional power cable for a portable DAC?

    everything worked well. your advice was helpful. thank you.
  2. S

    Is it safe to use an additional power cable for a portable DAC?

    I tried this splitter. Indeed, it takes power only from the power bank, and the audio data from the smartphone. If you disconnect the power from the power bank, the DAC stops working. i.e. the power is not duplicated there. My worries about this disappeared. The analog signal itself did not...
  3. S

    Is it safe to use an additional power cable for a portable DAC?

    To save battery power on your phone when the portable DAC is connected, it is suggested to use a “Y” cable Type-C -> Type-C + Type-A. I have a question, will this option of power supply for the amplifier be useful and safe? For example, if you use a power bank for this.
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    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    actually it's normal. the experiment with the firmware became a useful experience, and if someone has a similar problem, he will find our messages and this will help him better understand it. you can apply directly for the file. the trial and error method is the only working one :)
  5. S

    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    indeed, they sent a file for reflashing, which I could not find in open access on the network. everything worked immediately. Product ID is now E208.
  6. S

    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    I am happy to report that Tempotec support responded quickly to my email and they sent me a working file. The device is now working again.
  7. S

    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    earlier, before the unsuccessful firmware update, this DAC was listed in the system under the name Sonata HD. This was somewhat strange, because the name is BHD.
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    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    I tried to follow this instruction. using my data: VID_22E1&PID_E205 Vendor ID: 22E1 Product ID: E205 The process completes successfully and the "OK" window appears But the DAC lights up with a red indicator. And after reconnecting it - it works as I described above - incorrectly.
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    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    yes i used this file exactly and now i have a problem.
  10. S

    TempoTec Sonata BHD Pro Portable DAC & Amp Review

    Downloaded and installed firmware for Tempotec Sonata BHD from their official website. Now the device has stopped working correctly. The indicator does not light, the sound on the device is not adjusted. Now the sound is adjusted only on the source - on a laptop or on a smartphone. Maybe someone...
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    Fosi Audio DS2 Portable DAC & Amp Review

    Hi! I used the same cable for both PR2 and T10. I connected the DAC to a smartphone and a laptop. Everywhere in the combination of Kuang Pai Player 3 + KZ PR2 there was background sound and heating of the DAC. I read about a similar problem on another forum. But the essence of the problem was...
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    Fosi Audio DS2 Portable DAC & Amp Review

    When using KUANG PAI Player3, I noticed the following problem - if this DAC is used with KZ PR2 headphones on the balanced output, an unpleasant background sound appears, a changing high frequency, as if a frequency generator is working. At the same time, the DAC starts to heat up a lot. I did...
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