You may also want to take a look at the Llano Design Trinity 200 amp. List price is $2,995. It's a pure Class A hybrid amp (tube voltage amplification with MOSFET current delivery) that delivers 200 watts in 8 ohms, 400 watts into 4 ohms, and 800 watts into 2 ohms. A very stable, musical amp that's excellent for hard-to-drive planar speakers. See www.llanodesign.com.