400-Watt Two-Way Weather-Resistant Speaker System
400-
W
att T
w
o-W
ay W
eather-R
esistant Speak
er System
11
Specifications
Typical Axial Frequency Response,
Swept Sine Wave, 4 volts at 3.05
meters (10 feet), (anechoic environ-
ment, normalized for 1 watt at 1
meter; see Figure 1a and 1b):
66-16,000 Hz (open port)
73-16,000 Hz (closed port)
Low-Frequency (3-dB-Down Point):
66 Hz (open port)
73 Hz (closed port)
Usable Low-Frequency Limit (10-dB-
down point):
45 Hz (open and closed port)
Half Space Reference Efficiency:
4.4%
Long-Term Average Power-Handling
Capacity per EIA Standard RS-426-A
1980 (see Power-Handling Capacity
section):
400 watts
Maximum Woofer Acoustic Output:
17.6 watts
Sensitivity (SPL at 1 watt, 1 meter
input, anechoic environment, swept
sine wave):
100 dB
Nominal Coverage Angle,
Horizontal: 75°
Vertical: 60°
Dispersion Angle Included by 6-dB-
Down Points on Polar Responses,
Indicated One-Third-Octave Bands of
Pink Noise (see Figure 3),
2,000-20,000 Hz, Horizontal:
75° (+14°, –20°)
2,000-20,000 Hz, Vertical:
60° (+11°, –8°)
Directivity Factor R
θ
(Q), 800- to
16,000-Hz Median (see Figure 4):
11.8 (+0.8, –2.6)
Directivity Index D
i
, 800- to 16,000-Hz
Median (see Figure 4):
15.2 dB (+3.0 dB, –6.9 dB)
Distortion, 0.1 Full Power Input (see
Figure 5), Second Harmonic,
100 Hz:
–33 dB, 2.2%
1,000 Hz:
–48 dB, .4%
10,000 Hz:
–22 dB, 8.4%
Third Harmonic,
100 Hz:
–41 dB, .9%
1,000 Hz:
–60 dB, .1%
10,000 Hz:
–41 dB, .9%
Transducer Complement,
Low Frequency:
DL15Sx-W weather-resistant
woofer
High Frequency:
DH2010A driver
Box Tuning Frequency:
44 Hz (open port)
Crossover specifications, Full-range
mode,
Crossover Frequency:
1,600 Hz
Crossover Slope,
Low Pass:
18 dB per octave
High Pass:
12 dB per octave
Biamp Mode,
Recommended Crossover Fre-
quency:
1,600 Hz
Crossover Slopes,
Recommended:
24 dB per octave
Minimum:
18 dB per octave
Impedance, Full-Range Mode,
Nominal:
8 ohms
Minimum:
5.2 ohms
Biamp Mode,
Nominal (low frequency/high
frequency):
8 ohms/8 ohms
Minimum (low frequency/high
frequency):
4.9 ohms/7.9 ohms
Input Connections,
Two parallel Neutrik Speakon
®
NL4MP
connectors with the following pin
arrangements,
Full-Range Mode:
1– = IN (–)
1+ = IN (+)
2– = Not Used
2+ = Not Used
Biamp Mode:
1– = LF (–)
1+ = LF (+)
2– = HF (–)
2+ = HF (+)
Driver Protection, High Frequency:
Solid-state self-resetting circuit
(PRO™ circuit) drops output 6 dB;
blocking capacitor with 800-Hz corner
frequency and 6-dB-per-octave slope
Enclosure Materials and Colors:
Polypropylene structural foam; black
Black powder-coated stainless-steel
perforated metal grille with foam
backing and a polyester water shield
Dimensions (see Figure 7),
Height:
838 mm (33.0 in.)
Width:
673 mm (26.5 in.)
Depth:
448 mm (17.63 in.)
Net Weight:
32.9 kg (72.5 lb)
Shipping Weight:
37.0 kg (81.5 lb)
Included Accessory:
Foam port plugs for increased water-
resistance
Optional Accessories:
100BK mounting stand
Mb500 installation kit
Mb600 horizontal array kit
Mb700 eyebolt attachment kit
VPC500 protective cover
PD500 padded protective case
Attachment Points:
Eight metric inserts (M8 x 1.25) (see
Figure 7 and Suspending Sx500
Enclosures section)
