【製品の特長】・チタン振動板・銅キャップショートリング採用・先進的なフェライト磁気回路・高能率とリニアな周波数特性・カッパークラッドアルミ平角線を採用した先進的なボイスコイルSpecsNominal Impedance:8 OhmRDC:6.2 OhmAES Power Handling (1):70 WMaximum Power Handling (2):140 WSensitivity (1W/1m)(3):108 dBFrequency Range:500 - 20000 HzRecommended Crossover Frequency:1 kHzVoice Coil Diameter:65 mm (2.56 in)Winding Material:Flat copper clad aluminiumFormer Material:KaptonWinding Depth:1.8 mm (0.07 in)Magnetic Gap Depth:2.5 mm (0.1 in)Diaphragm Material:TitaniumFlux Density:1.6 TMagnet:FerriteDemodulation:Copper capPhase Plug Design:AnnularTotal Exit Angle:18.4° conicalNET Air Volume filled by HF Driver:0.71 litersDimensions & WeightNominal Throat Diameter:35.6 mm (1.4 in)Overall Diameter:156 mm (6.1 in)90° Mounting Holes Diameter (4xM6):102 mm (4.0 in)Depth:65.9 mm (2.6 in)Net Weight:3.76 kg (8.3 lb)Shipping Box:196 x 179 x 74 mm (7.7 x 7.0 x 2.9 in)Gross Weight:4.06 Kg (8.95 lb)Replacement Diaphragm1P000OPSB008NOTES :Driver mounted on Horn H280(1) 2 hour test made with continuous pink noise signal within the range fromthe recommended crossover frequency to 20kHz.(2) Maximum power is defined as 3dB greater than nominal power.(3) Averaged within the frequency range (1kHz - 18kHz)データシートはこちら(PDF)