No-one talks about Rowlands anymore
I Think many have woken up with todays, million dollar chassis with 3rd party cheap (in comparison) Class-d modules inside.
The $10K usd Continuum s2
http://www.theaudiobeat.com/equipment/pics/jeff_rowland_continuum_2_large_inside.jpg
A third party Chinese sub plate amp, look closely at the amp module in both pics.
http://www.marani-proaudio.com/resizer/resiz/public/LDA800-B.png/800x600.jpg
http://www.marani-proaudio.com/resizer/resiz/public/LDA800-C.png/800x600.jpg
And the Data sheet for that amp.
http://www.marani-proaudio.com/public/LDA800%20CN.pdf
Cheers George