Description
KAPPA PRO-15LF: 15″ Pro Woofer
Long throw, low frequency woofer recommended for pro audio in a vented bass enclosure.
Available in 4 or 8 ohms
Click Here to Download 4 ohm PDF Spec Sheet
Click Here to Download 4 ohm PDF Cabinet Design
Click Here to Download 8 ohm PDF Spec Sheet
Click Here to Download 8 ohm PDF Cabinet Design
4 ohm Specs:
Nominal Basket Diameter 15″, 381mm
Nominal Impedance* 4 ohms
Power Rating** Watts 600W
Music Program 1200W
Resonance 37Hz
Usable Frequency Range 38Hz- 1.8kHz
Sensitivity*** 96.8dB
Magnet Weight 120 oz.
Gap Height 0.375″, 9.5mm
Voice Coil Diameter 3″, 76mm
Thiele & Small Parameters:
Resonant Frequency (fs) 37Hz
DC Resistance (Re) 3.34
Coil Inductance (Le) 0.94mH
Mechanical Q (Qms) 10
Electromagnetic Q (Qes) 0.33
Total Q (Qts) 0.32
Compliance Equivalent Volume (Vas) 183.23 liters / 6.47 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 676.5cc
Mechanical Compliance of Suspension (Cms) 0.18mm/N
BL Product (BL) 15.4 T-M Diaphragm Mass Inc.
Airload (MMs) 99 grams
Efficiency Bandwidth Product (EBP) 114
Maximum Linear Excursion (Xmax) 7.9mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 18mm
Mounting Information:
Recommended Enclosure Volume
Sealed N/a
Vented Acceptable
Driver Volume Displaced 262.6 cu.in. / 4.31 liters
Overall Diameter 15″, 381mm
Baffle Hole Diameter 14″, 355.6mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.28″, 7.1mm
Mounting Holes B.C.D. 14.56″, 369.8mm
Depth 6.57″, 166.9mm
Net Weight 22.3 lbs, 10.1 kg
Shipping Weight 24.8 lbs, 11.2 kgs
Materials of Construction:
Coil Construction Copper voice coil
Coil Former Kapton former
Magnet Composition Ferrite magnet
Core Details Vented and extended core
Basket Materials Die-cast aluminum basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap
8 ohm Specs:
Nominal Basket Diameter 15″, 381mm
Nominal Impedance* 8 ohms
Power Rating Watts 600W
Music Program 1200W
Resonance 35Hz
Usable Frequency Range 38Hz-1.8kHz
Sensitivity*** 97.8
Magnet Weight 120 oz.
Gap Height 0.375″, 9.53mm
Voice Coil Diameter 3″, 76.2mm
Thiele & Small Parameters:
Resonant Frequency (fs) 35Hz
DC Resistance (Re) 6.5
Coil Inductance (Le) 1.40mH
Mechanical Q (Qms) 7.3
Electromagnetic Q (Qes) 0.32
Total Q (Qts) .30
Compliance Equivalent Volume (Vas) 198.8 liters / 7.0 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 507cc
Mechanical Compliance of Suspension (Cms) 0.20mm/N
BL Product (BL) 21.6 T-M Diaphram Mass inc.
Airload (Mms) 102 grams
Efficiency Bandwidth Product (EBP) 112
Maximum Linear Excursion (Xmax) 6.7mm
Surface Area of Cone (Sd) 856.3cm2
Maximum Mechanical Limit (Xlim) 18.0mm
Mounting Information:
Recommended Enclosure
Sealed N/A
Vented 76.5-164 liters/2.7-5.8 cu.ft.
Overall Diameter 15.21″, 386.4mm
Baffle Hole Diameter 14.0″, 355.5mm
Front Sealing Gasket Fitted as standard
Rear Sealing Gasket Fitted as standard
Mounting Holes Diameter 0.28″, 7.1mm
Mounting Holes B.C. D. 14.56″, 369.9mm
Depth 6.57″, 167mm
Net Weight 22.3 lbs., 10.1 kg
Shipping Weight 24.8lbs., 11.3 kg