8945A - Usher Audio
8945A - Usher Audio
8945A - Usher Audio
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USHER AUDIO TECHNOLOGYwww.usheraudio.com<strong>8945A</strong>WOOFER7 Inch DriverSpecificationsNomial ImpedanceVC Nominal DiaLowest Resonance FrequencyEffective Frequency RangeOutput Sound Pressure LevelInputFlux DensityBuzz & Rattle TestPolarityBaffle OpeningMagnet Dimenion / WeightWeightDropping TestZnomRevcKrmKxmErmExmSdBLVasCmsMmsMmdFiFoQmsQesQtsPmxHvcHagXmxCmxCmoθVc8Ω ± 15% at 1.0V 1KHzψ42mmFO=30Hz ±5Hz at 1.0VFO ~ 9KHz - 10dB 1M/1W88dB/W/M ±3dB 300,400,500,600Hz AVERated Input 70W , Maximum Input 100W11K ±10% GAUSS7.0VPOSITIVE - (LEFT) HAND TERMINALψ138mm120 x 60 x25(mm) / 1055g2600g1150mm 75° ± 2°8 Ω5.6 Ω13.028 Ω12.264 mh0.5990.5940.015 sqm7.72 tm53.4013 Litr1671.365 um/n17.4923 Gram16.436 Gram28.584 Hz29.4351.9740.3040.26370 Wrms18 mm0.6 mm8.7 mm8.7 mm13.5714 C/W
QF-423-01A QI-730-402 2