1. VintageFlanker

    Apollon AS1200 - Review and teardown

    Disclaimer: What goes next comes with: a) My not so great English b) Unprofessional pictures shot with my phone c) Not that much of technical knowledge!;) Hi folks, I just received my new power amp and thought there was a lot to say about it. The aforementioned is the Apollon AS1200. For...
  2. Ratio

    [Teardown and Measurements] Swissonic HAD-1 AD/DA converter + headphone amplifier

    Hey guys, this is actually my first post on this forum so maybe a little introduction is in place. I am an electrical engineer from Finland and I've been in the headphone audio scene for quite some time now, went through a lot of gear and decided to do some measurements of my own. My measurement...
  3. amirm

    Hardware Teardown of xDuoo TA-01 DAC and Headphone Amplifier

    This is a follow up to my review of xDuoo TA-01 DAC and headphone amplifier. The TA-01 is powered by an external switchmode power supply: Nearly a dozen screws hold the unit together. Once open, you are greeted with this: Cleverly, it uses some kind of off-the-shelf DAC module...
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