@marcella-van-kraaij : can you please show us (photo/scheme) what you exactly did? Thanks in advance.

@carmol : just out of curiosity, which UPgrade are you planning?

I was writing about the AUDIOPHONICS HPA-DM500NIL Backside

I am not advertising but there is a French audio dealer (online webshop) who has made a stereo version with duo power supply and 2 amplifier modules i...

<p>Ik maak geen reclame maar er is een Franse audiodealer (online webshop) die een stereoversie heeft gemaakt met duo power supply en 2 versterk...