| Price | €367.04 €330.00 incl. GR VAT | €349.68 €346.18 incl. GR VAT | €170.38 €155.00 incl. GR VAT | €307.51 €277.00 incl. GR VAT | €486.07 €437.00 incl. GR VAT | €304.80 €280.00 incl. GR VAT |
| Content |
| 1400 W continuous program power capacity |
| | 100 mm (4 in) copper voice coil |
| | 40 – 2000 Hz response |
| | 97 dB sensitivity |
| | Double silicone spider with optimized compliance |
| | DELTA-15A Series Standard American
Recommended for professional audio as a mid-bass or vocal wedge in a sealed enclosure. Also suitable as a
mid-bass or woofer in vented enclosures.
SPECIFICATION
- Nominal Basket Diameter 15“, 381 mm
- Nominal Impedance 4 ohms
- Power Rating Watts 400 W / Music Program 800 W
- Resonance 40 Hz
- Usable Frequency Range 48 Hz - 4 kHz
- Sensitivity 100
- Magnet Weight 56 oz.
- Gap Height 0.375“, 9.53 mm
- Voice Coil Diameter 2.5“, 63.5 mm
THIELE & Small Parameters
- Resonant Frequency (fs) 40 Hz
- DC Resistance (Re) 6.3
- Coil Inductance (Le) 0.64 mH
- Mechanical Q (Qms) 8.05
- Electromagnetic Q (Qes) 0.57
- Total Q (Qts) 0.53
- Compliance Equivalent Volume (Vas) 270.7 liters / 9.56 cu.ft
- Peak Diaphragm Displacement Volume (Vd) 233 cc
- Mechanical Compliance of Suspension (Cms) 0.26 mm/N
- BL Product (BL) 13.2 T-M
- Diaphragm Mass inc. Airload (Mms) 62 grams
- Efficiency Bandwidth Product (EBP) 70
- Maximum Linear Excursion (Xmax) 2.7 mm
- Surface Area of Cone (Sd) 864.6 cm²
- Maximum Mechanical Limit (Xlim) 11.1 mm
MOUNTING Information
- Recommended Enclosure Volume
Sealed 37-42.5 liters/1.3-1.5 cu.ft.
Vented 82-161.4 liters/2.9-5.7cu.ft.
- Overall Diameter 15.15“, 384.8 mm
- Baffle Hole Diameter 13.77“, 349.6 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard
- Mounting Holes Diameter 0.25“, 6.4 mm
- Mounting Holes B.C.D. 14.56“, 369.9 mm
- Depth 6.05“, 154 mm
MATERIALS of Construction
- Aluminum voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition paper dust cap
|
| 1400 W continuous program power capacity |
|
| 100 mm (4 in) copper voice coil |
|
| 35 – 1000 Hz response |
|
| 94.5 dB sensitivity |
|
| Double silicone spider with optimized compliance |
|
| 1600 W continuous program power capacity |
|
| 100 mm (4 in) copper voice coil |
|
| 35 – 1500 Hz response |
|
| 97 dB sensitivity |
|
| FEA optimized Neodymium magnet assembly allows the highest force factor and excursion capability |
|
| Double silicone spider with optimized compliance |
|
| Ventilated voice coil gap for reduced power compression |
| High efficiency 15" woofer with a very flat frequency
response up to 2 kHz and high power handling (800W). Good
LF performance, smooth voice response, and compatibility
with compact bass-reflex enclosures, the 15 PK 40 achieves
perfect balance in two-way systems.
Specifications
Nominal Diameter 380 mm (15 in)
Nominal Impedance 8 Ω
Minumum Impedance 6.2 Ω
Power Handling
(50 –500 Hz)
Nominall 400 W
Continuous Program2 800 W
Sensitivity (1W/1m)3 99 dB
Frequency Range 50-2000 Hz
Voice Coil Diameter 76 mm (3 in)
Winding Material Copper
Former Material Glass Fibre
Winding Depth 16 mm (5/8 in)
Magnetic Gap Depth 9 mm (11/32 in)
Flux Density 1.1 T
Thiele & Small Parameters4
Fs 47 Hz
Re 5.1 Ω
Qes 0.33
Qms 5.1
Qts 0.31
Vas 140 dm3 (4.9 ft3)
Sd 855 cm2 (132.5 in2)
η0 4.2%
X max ± 4 mm
X var ± 6 mm
Mms 84 g
Bl 19.7 T·m
Le 2.3 mH
Mounting and Shipping Information
Overall Diameter 394 mm (15.5 in)
Bolt Circle Diameter 374 mm (14.6 in)
Baffle Cutout Diameter 355 mm (13.9 in)
Depth 162 mm (6.4 in)
Flange and Gasket Thickness 16 mm (5/8 in)
Net Weight 8.3 kg (18.3 lb)
Shipping Weight 9.6 kg (21.1 lb)
Shipping Box 450x450x200 mm
(17.7x17.7x8 in)
1 2 hours test made with continuous pink noise signal (6 dB crest factor) within the
specified range. Power calculated on rated minimum impedance. Loudspeaker in
free air.
2 Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
3 Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance. Average
SPL from 200 to 2000Hz.
4 Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning
test. |
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