The SF's soak up a lot of power. You may want to look elsewhere. What is the minimum requirement? I'll look up the review if you would like.
Plinius SA-100 vs. Rowland Model 2
anyone able to describe the differences between these amps from personal experience - they will be used to power Sonus Faber Extremas - I am looking for more transparency and dont listen at high volumes (the Extremas seem to be susceptible to treble glare), and clean (not fat) bass