1. pma

    Hypex UcD180HG HxR amplifier module analysis and review

    Hypex UcD180HG HxR module analysis and review After buying and testing AIYIMA A07 amplifier (based on TPA3255 class D chip) in January 2021 I was quite disappointed with the frequency response modulated by speaker complex impedance and its audible consequences. This is, unfortunately...
  2. pma

    What is on your workbench right now?

    I am curious what what is on your workbench right now. I am testing a "small" power amplifier module :).
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