Laltik - I have my 800s biamped with identical amps and don't use an active crossover - works great and insanely better than when I initially had them running through single amps and/or biwired.
Will also note that, like you suggested, I finally ended up driving each channel w/ 2 1KW/4ohm SS amps.
Greg
Will also note that, like you suggested, I finally ended up driving each channel w/ 2 1KW/4ohm SS amps.
Greg