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Speakers PA
SITEMAP: Home > products > dj ⁄ pro audio > speakers pa > reference series
Reference Series
These new Reference Speaker serie of US Blaster creates a new standard in Performace and RMS power. The high-temperature aluminum coils can easily process the power of your high-power amplifier. The speakers have powerful magnets and will give maximum performance for minimum price.


Speakers PA - Reference Series - USB 201 - 8 inch P.A. Woofer Speakers PA - Reference Series - USB 251 - 10 inch P.A. Woofer Speakers PA - Reference Series - USB 311 - 12 inch P.A. Woofer Speakers PA - Reference Series - USB 381 - 15 inch P.A. Woofer
USB 201 USB 251 USB 311 USB 381

  Model USB 201 USB 251 USB 311 USB 381
  Diameter 8 inch 10 inch 12 inch 15 inch
  Former Material Aluminum 1.2 inch Aluminum 1.5 inch Aluminum 2 inch Aluminum 2 inch
  Frequency Responce 48-6 kHz 60-8.5 kHz 47-3.5 kHz 40-3.5 kHz
  Sensitivity @ 1W/1m 89 dB 92 dB 94 dB 93 dB
  RMS Power 80 Watt 120 Watt 250 Watt 300 Watt
  Impedance 8 ohm 8 ohm 8 ohm 8 ohm
  Resonance Fs 48 Hz 60 Hz 47 Hz 40 Hz
  Effective piston diameter 170mm 200mm 250mm 340mm
  Volume VAS 40.7 Liter 38.2 Liter 65.7 Liter 282.2 Liter
  Total dynamic mass Mmt 19.56 gm 25.6 gm 56.8 gm 67.53 gm
  Total Q, QTS 0.76 0.7 0.61 0.47
  Mechanical Factor, QMS 4.3 14 4.65 4.05
  Electrical Factor, QES 0.92 0.73 0.71 0.53
  BL Factor, BL (Txm) 6.8 6.27 11.52 13.15
  Compliance, cms 0.57 mm/N 0.28 mm/N 0.2 mm/N 0.24 mm/N
  Coil inductance @ 1kHz le 1.15 mH 0.68 mH 1.22 mH 1.43 mH
  Baffle cutout 182mm 230mm 279mm 350mm
  Net weight 1.7 kg 2.5 kg 3.2 kg 5.3 kg
 
  Manual PDF N/A N/A N/A N/A
  Review PDF N/A N/A N/A N/A

Speakers PA - Reference Series - USB 382 - 10 inch Midrange Speakers PA - Reference Series - USB 383 - 18 inch P.A. Woofer Speakers PA - Reference Series - USB 385 - 12 inch P.A. Woofer Speakers PA - Reference Series - USB 386 - 15 inch P.A. Woofer
USB 382 USB 383 USB 385 USB 386

  Model USB 382 USB 383 USB 385 USB 386
  Diameter 10 inch 18 inch 12 inch 15 inch
  Frequency Responce 62 Hz - 7 KHz - - -
  Sensitivity @ 1W/1m 96 dB - - -
  RMS Power 700 Watt - - -
  Impedance 8 ohm - - -
  Resonance Fs 62 Hz - - -
  Effective piston diameter 200mm - - -
  Volume VAS 28,21 Litres - - -
  Total dynamic mass Mmt 27,19 gm - - -
  Total Q, QTS 0.35 - - -
  Mechanical Factor, QMS 10,55 - - -
  Electrical Factor, QES 0,36 - - -
  BL Factor, BL (Txm) 13,26 - - -
  Compliance, cms 0.2 mm/N - - -
  Coil inductance @ 1kHz le 1,16 mH - - -
  Baffle cutout 234 mm - - -
  Net weight 4,3 kg - - -
 
  Manual PDF N/A N/A N/A N/A
  Review PDF N/A N/A N/A N/A

Speakers PA - Reference Series - USB 389 - 8 inch P.A. Woofer
USB 389

  Model USB 389
  Diameter 8 inch
  Former Material Aluminum 1.5 inch
  Frequency Responce 65-8.5 kHz
  Sensitivity @ 1W/1m 93 dB
  RMS Power 80 Watt
  Impedance 8 ohm
  Resonance Fs 65 Hz
  Effective piston diameter 160mm
  Volume VAS 24.8 Liter
  Total dynamic mass Mmt 13.6 gm
  Total Q, QTS 0.69
  Mechanical Factor, QMS 6.02
  Electrical Factor, QES 0.78
  BL Factor, BL (Txm) 6.26
  Compliance, cms 0.44 mm/N
  Coil inductance @ 1kHz le 0.89 mH
  Baffle cutout 182mm
  Net weight 1.7 kg
 
  Manual PDF N/A
  Review PDF N/A
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