John Potis over at Six Moons just reviewed the Bel Canto e.One REF1000 digital amps driving his Thiel 2.4's and really liked the pairing. The Bel Cantos may be over budget new but there is a used pair up for sale.
http://www.6moons.com/audioreviews/eone2/1000.html
http://www.6moons.com/audioreviews/eone2/1000.html