Don't overcomplicate things... Steuspeed got it right, just use the BAT VK500.
Bi-amping can yield good results, but unless do you it right (external crossover, potentially needing to eq the amps to achieve balance, etc.) many time it will only make it worse.
Invest in a great pre-amp and enjoy the music
Bi-amping can yield good results, but unless do you it right (external crossover, potentially needing to eq the amps to achieve balance, etc.) many time it will only make it worse.
Invest in a great pre-amp and enjoy the music