Built to the same exacting standards as the Reference Series floorstanding models, the RB-51 represents an ideal combination of technology, performance and design. In fact, this well-thought-out speaker design will forever change the way you think about audio.

 

High-performance bookshelf speaker

Exclusive Tractrix� Horns have always been the key component of this critically acclaimed series. In the RB-51, this technology has been refined to include improved throat geometry for a more genuine, lifelike sound. Behind the horn lies a 1-inch titan

Rear-firing port



Tractrix� Horn eliminates acoustic interference from shelf installations

 

frequency response 50Hz-23kHz +/-3dB power handling 75W RMS / 300W Peak sensitivity 92dB @ 2.83V / 1m nominal impedance 8 ohms compatible high frequency drivers 1" (2.54cm) Titanium diaphragm compression driver mated to 90x60 square Tractrix� Horn high freq crossover 2000Hz low frequency drivers 5.25" (13.3cm) Cerametallic� cone woofer enclosure type Bass-reflex via rear-firing port height 11.4" (29cm) width 6.5" (16.5cm) depth 10.75" (27.3cm) mounting Keyhole bracket and Dual 1/4"-20 threaded inserts weight 12 lbs (5.5kg) finishes Black Ash woodgrain vinyl built from 2006

 

Protection Plan Options Every product you purchase from Walt's comes with the manufacturer's full warranty. Walt's Extended Protection Plans are a smart way secure your investment.