Global Standard Series RetroBass-S2015
Global Standard Series RetroBass-S2015
Global Standard Series RetroBass-S2015
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Global Standard Series RetroBass-S2015

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Bass guitar driver producing smooth and tight bass in sealed cabinets, or thick, rich, low bass in vented cabinets. 15” Bass Speaker, 8-ohm, 2” Voice Coil, Stamped Frame, 400W

Specifications

Download Spec Sheet
SPECIFICATION
Nominal Basket Diameter 15", 381 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 400 W
Watts 200 W
Resonance 35 Hz
Usable Frequency Range 43 Hz - 4 kHz
Sensitivity* 97 dB
Magnet Weight 38 oz.
Gap Height 0.31", 7.9 mm
Voice Coil Diameter 2", 51 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 35 Hz
DC Resistance (Re) 6 Ω
Coil Inductance (Le) 0.89 m H
Mechanical Q (Qms) 6.38
Electromagnetic Q (Qes) 0.63
Total Q (Qts) 0.57
Compliance Equivalent Volume (Vas) 11.72 liters / 11.72 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 342.4 cc
Mechanical Compliance of Suspension (Cms) 0.32 mm/N
BL Product (BL) 11.6 T-M
Diaphragm Mass Inc. Airload (MMs) 64 grams
Efficiency Bandwidth Product (EBP) 56
Maximum Linear Excursion (Xmax) 4 mm
Surface Area of Cone (Sd) 864.6 cm2
Maximum Mechanical Limit (Xlim) 10 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 40–142 Liters / 1.4–5 cu. ft.
Vented 96–195 Liters / 3.4–6.9 cu. ft.
Driver Volume Displaced 0.118 cu.ft. / 3.33 liters
Overall Diameter 15.15", 384.8 mm
Baffle Hole Diameter 13.84", 351.5 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.25", 6.4 mm
Mounting Holes B.C.D. 14.56", 369.8 mm
Depth 6", 152.4 mm
Net Weight 9.02 lbs, 4.09 kg
Shipping Weight 11.77 lbs, 5.34 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented and extended core
  Bumped Backplate
Basket Materials Pressed Steel basket
Cone Composition Treated Paper cone
Cone Edge Composition Sealed Cloth cone edge
Dust Cap Composition Treated paper dust cap

Frequency Response

response graph