178 XL Reference Center Channel
Model 178 XL/CC is a true state of the art high resolution center channel. The highest levels resolution and dimensional presentation start here. It employs a host of advanced features that include new  wool-carbon, Quiet Cone™ technology coupled with a magnesium Excel ™ 7 "midrange and sophisticated midbass tuning. It's crossover is a minimum phase multi-element design that uses state of the art Mundorf™ capacitors and Perfect Lay™ inductors to optimize performance and integrate all three drive units perfectly.  Included also are interior resonance suppressant coatings, and heavily braced multi-composite main assembly. Every attention to detail and sonic performance has been implemented to achieve a speaker system that has high intellibility and is responsive  to the speed of music.


System Design3 way center channel with 3rd order venting
Woofer    (1) 8” Cast Wool/Carbon with 1.7” long throw voice coil
Midrange/ mid bass    (1) 7” Excel™ with patented voice coil and magnesium cone
Tweeter    1” Dynavox silk dome
Crossover150hz, and 1.7 khz. Minimum phase
Freq. Response       42 hz – 20 Khz
Sensitivity90 db @ 1 W 1 M
Power Min – Max    20 W – 350 W
Impedance       6 ohms
Size, weight     9.5" h x 27" w x 10/9"d . 32 lbs ea.
Available finishes   Oak, Maple and Cherry., Black Ash

Source Technologies , 701 Nutmeg Road N. South Windsor, CT. 06074 ( 860) 918 3088
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