I recently bought some nxV300 amplifier modules from a good friend in Denmark.
I have played with Hypex Ucd400HXR for about 1 year,
but yours nxV300 improves in the whole frequency area, i'm very impressed...
We are planning to build an active speaker with your amp's in near future...
Excellent Holton Mono Bloc NXL300 R4 DIY Build April 06, 2020
Another Holton One-Zero-Zero Supreme Testimonial May 27, 2019
Holton One-Zero-Zero Supreme Testimonial November 19, 2018