Electro-Voice F.01U.275.607 Install Guide
DL15BFH 15-Inch Loudspeaker
17-Dec-01
Description: 15-inch loudspeaker for sound-reinforcement
applications from 45-2000 Hz. Ideal for medium-to-highpower bass boxes or two-way systems. Good choice for
direct-radiating systems. EV's Ring-Mode Decoupling
(RMD) employed for accurate transient response and low
distortion.
Part Numbers:
815-3324: Systems version with front rim of frame painted black, without
an EV nameplate, and without packaging (not shipable).
815-PD-3324: Single packaged 815-3324 for shipping.
815-3381: Sales version (over-the-counter) with front rim of frame
painted black, EV nameplate, and individual packaging.
Specifications
Nominal Cone Diameter (in.) 15
Figure 1 - Frequency Response
2.83v (1w) @ 1m, 12 Cubic-Foot Closed Box IEC Standard Baffle
Electro-Voice D L15BFH Frequency Response, 2.83v (1w) @ 1m, 12 CuFt IEC Std Baffle, 09-02-01
+120
+115
+110
+105
+100
+95
+90
d
+85
B
+80
S
P
+75
L
+70
+65
+60
+55
+50
+45
+40
20 20k50 100 200 500 1k 2k 5k 10k
815-3324 #2, Freq 2_83v@1m 12CuFt, Smoothed, 09-02-01.at1
(mm) 381 Figure 2 - Free Air Impedance
Power Rating, as per EIA-RS426A (Watts) 350
General InformationThiele-Small Parameters
Maximum Calculated SPL (dB SPL) 121.4
Max Calculated Acoustic Power (Ac. Watts) 13.8
Nominal Coil Diameter (in.) 2.5 Woofer In Free Air (No Enclosure)
(mm) 63.5
Nominal Impedance (ohms) 8
Frequency Range (Hz) 45-2000
Sensitivity, 1w@1m (db SPL) 96.0
Nominal Efficiency (%) 3.93
Magnetic Material Ceramic
Acoustic Polarity for "+" Voltage Positive
Free Air Resonance, Fs (Hz) 45.63
Mechanical Q, Qms 7.684
Electro-Voice DL15BFH Free Air Impedance, 09-02-01
300
200
100
50
O
20
h
m
s
10
5
2
1
20 20k50 100 200 500 1k 2k 5k 10k
Electrical Q, Qes 0.302
Total Q, Qts 0.291 Figure 3 - Distortion, 10% Full Power @ 1m
Moving Mass, Mms (g) 107.27 12 Cubic-Foot Closed Box IEC Standard Baffle
Compliance, Cms (mm/N) 0.113 2nd Harmonic: Solid Line, 3rd Harmonic: Dashed Line
Equivalent Volume Compliance, Vas (CuFt) 4.500
(l) 127.43
Mechanical Resistance, Rms (Mech Ohms) 4.002
DC Resistance, Re (Ohms) 4.900
Bl Product, Bl (Tesla-Meters) 22.336
Maximum Linear Displacement, Xmax (in.) 0.160
(mm) 4.06
Maximum Physical Displacement, Xlim (in.) 0.500
(mm) 12.70
Effective Radiating Diameter (in.) 13.250
(mm) 336.6
Frequency Response, 1w@1m Figure 1
Free Air Impedance Figure 2
Electro-Voice DL15BFH Distortion (2nd 3rd Harmonic), 10% Full Power, 12 CuFt IEC Std Baffle, 09-02-01
+130
+125
+120
+115
+110
+105
+100
d
+95
B
+90
S
P
+85
L
+80
+75
+70
+65
+60
+55
+50
20 20k50 100 200 500 1k 2k 5k 10k
815-3324 #2, Dist 10 Percent 12_4v, Smoothed, 09-02-01.at1
Distortion, 10% Full Power Figure 3
FiguresDimensions
Distortion, 115 dB SPL @ 1m Figure 4 Figure 4 - Distortion, 115 dB SPL @ 1m
Polars in Typical Enclosure 12 Cubic-Foot Closed Box IEC Standard Baffle
Frame Front Diameter (in.) 15.16 2nd Harmonic: Solid Line, 3rd Harmonic: Dashed Line
(mm) 385.0
Magnet Diameter (in.) 6.13
(mm) 155.6
Overall Depth (in.) 6.00
(mm) 152.4
Mounting Bolt Circle Diameter (in.) 14.563
(mm) 369.9
Baffle Board Cutout Diameter (in.) 14.063
(mm) 357.2
Net Weight (lb) 12.0
(kg) 5.4
Shipping Weight (lb) 13.5
(kg) 6.1
Electro-Voice DL15BFH Distortion (2nd 3rd Harmonic), 115 dB SPL @ 1m, 12 CuFt IEC Std Baffle, 09-02-01
+130
+125
+120
+115
+110
+105
+100
d
+95
B
+90
S
P
+85
L
+80
+75
+70
+65
+60
+55
+50
20 20k50 100 200 500 1k 2k 5k 10k
815-3324 #2, Dist 115 dB SPL 25_5v, Smoothed, 09-02-01.at1
Note: All specifications shown are for typical typical loudspeakers. Specifications are subject to change without notice.
Hz
815-3324 #2, Imped Free Air, 09-02-01.at1
Hz
Hz
Hz
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