BETA-10A Serie American Standard Empfohlen für professionelle Audio-Anwendungen, Bassgitarre sowie als Tief-/Mitteltöner oder für Bodenmonitore (geschlossene Gehäuse). Auch als Tief-/Mitteltöner oder Tieftöner in Bassreflex-Gehäusen geeignet. SPECIFICATION Nominal Basket Diameter 10", 254 mm Nominal Impedance 16 ohms Power Rating Watts 250 W / Music Program 500 W Resonance 53 Hz Usable Frequency Range 51 Hz - 3.8 kHz Sensitivity 97 Magnet Weight 34 oz. Gap Height 0.312", 7.92 mm Voice Coil Diameter 2", 50.8 mm THIELE & Small Parameters Resonant Frequency (fs) 53 Hz DC Resistance (Re) 5.75 Coil Inductance (Le) 0.67 mH Mechanical Q (Qms) 8.14 Electromagnetic Q (Qes) 0.52 Total Q (Qts) 0.49 Compliance Equivalent Volume (Vas) 60.1 liters / 2.1 cu. ft. Peak Diaphragm Displacement Volume (Vd) 102 cc Mechanical Compliance of Suspension (Cms) 0.36 mm/N BL Product (BL) 9.6 T-M Diaphragm Mass inc. Airload (Mms) 25 grams Efficiency Bandwidth Product (EBP) 103 Maximum Linear Excursion (Xmax) 3.0 mm Surface Area of Cone (Sd) 344.9 cm² Maximum Mechanical Limit (Xlim) 8.6 mm MOUNTING Information Recommended Enclosure Volume Sealed 8.5-14.2 liters/0.3-0.5 cu.ft. Vented 19.8-70.8 liters/0.7-2.5 cu.ft. Overall Diameter 10.11", 256.8 mm Baffle Hole Diameter 9.13", 231.8 mm Front Sealing Gasket fitted as standard Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.23", 5.7 mm Mounting Holes