我就代貼一下AR9
Dimensions (HxWxD): 37" x 9 5/16" x 17"
Driver complement: Plasma Transferred Diamond Hardened 1" Titanium Dome Tweeter
Dual 5 1/4" MagAlloy Monocoque Mid-Range
10" Side-firing High Excursion Woofer
All transducers are Magnetically Shielded
Frequency response: 32Hz-23KHz ±2dB
Crossover frequency: 100Hz and 3.2KHz
Sensitivity: 92dB @ 2.83 Volts/Meter
System impedance: 8 Ohms Nominal
Recommended amp. power: 20 Watts~250 Watts
Finish: Black ash, cherry woodgrain
歡迎去看看全系列的Hi-RES系列.
http://www.acoustic-research.com/hires_index.html