幸运飞艇7码走势

SR-1290

surround loudspeaker


Features

  • High performance for large cinemas
  • 12" (305 mm) woofer with 2.5" (63 mm) voice coil
  • 1.75” voice coil (44 mm) coaxially-mounted high frequency driver
  • Pre-installed speaker-side mounting hardware for fast, easy, and secure installation. Use with QM-SW or QM-BW for wall mounting (sold separately).
  • Very high-power handling meets the demands of object-based immersive audio formats
  • Low impedance rating enables it to draw more power from amplifiers, allowing use of lower power, less costly amplifiers.
SPECIFICATIONS SR-1290
Frequency Range 1
(-10dB, Half space)

50 Hz to 20 kHz
Rated Coverage Angle (-6 dB) 90° conical (averaged from 1 kHz to 8 kHz)
   
Maximum Rated SPL 4
Calculated Peak at rated power
Calculated Continuous

128 dB
122 dB
Rated Impedance 4 ohms
Rated Noise Power 2
Recommended Amplifier Power
400 watts continuous
800 watts
Sensitivity 1 W at 1 m, free-field 3 96 dB
Transducers 12” (305 mm) LF driver with coaxially-mounted
1.75” (44 mm) voice coil HF compression driver
Enclosure 15 mm Baltic birch plywood, non-reflective black vinyl
Dimensions (HWD) inches 20.1 x 15.75 x 12.1
Dimensions (HWD) mm 511 x 400 x 308
Weight 36.5 lb (16.5 kg)

1 Free-field, -10 dB from on-axis sensitivity
2 AES2-1984 noise signal for 2 hours
3 On-axis, free-field sensitivity, 1W, 1 m
4 Calculated from rated noise voltage and sensitivity

Specifications are subject to change without notice.

pk10微信群或者飞艇群 免费幸运飞艇计划手机 北京pk10幸运飞艇直播 pk10开奖直播记录永盛幸运飞艇 幸运飞艇 开奖b678甸vip 幸运飞艇助赢软件 幸运飞艇 开奖b678点vip 助赢幸运飞艇软件 北京幸运飞艇开奖直播 幸运飞艇app在哪下载 幸运飞艇【上恒达集团~HD161。COM~平台】 幸运飞艇【上恒达集团~HD161。COM~平台】 幸运飞艇【上恒达集团~HD161。COM~平台】 澳门百家乐【上恒达集团~HD161。COM~平台】 澳门百家乐【上恒达集团~HD161。COM~平台】 澳门百家乐【上恒达集团~HD161。COM~平台】 六合彩公司【上恒达集团~HD161。COM~平台】