SPECIFICATIONS:
Frequency Response, 1 Watt at 1 Meter
on Axis, Swept One-Third-Octave Pink
Noise, Anechoic Environment (see
Figure 1):
40-3,200 Hz
Low-Frequency 3-dB-Down Point,
Normal:
40 Hz
Step-Down (with equalization):
28 Hz
Usable Low-Frequency Limit
(10-dB-down point),
Normal:
30 Hz
Step-Down (with equalization):
25 Hz
Half-Space Reference Efficiency:
2.9%
Long-Term Average Power-Handling
Capacity per EIA RS-426A (see Power
Handling section):
400 watts
Maximum Long-Term Average Mid-
Band Acoustic Output:
11.6 watts
Sound Pressure Level at 1 Meter, 1
Watt (2.83 volts) Input, Anechoic
Environment, Band-Limited Pink-Noise
Signal,
100-800 Hz:
97 dB
65-125 Hz:
95 dB
Dispersion Angle Included by 6-dB-
Down Points on Polar Responses,
Indicated One-Third-Octave Bands of
Pink Noise (see Figure 3),
50-125 Hz Horizontal and Vertical:
360°
400-800 Hz Horizontal and Vertical:
110° ± 20°
Directivity Factor R
θθθθθ
(Q), Median over
Indicated Range (see Figure 4),
50-125 Hz:
1.0
400-800 Hz:
5.1
Directivity Index D
i
(10 log R
θθθθθ
),
50-125 Hz:
0.0 dB
400-800 Hz:
7.1 dB
Distortion, 0.1 Full Power Input
(see Figure 5),
Second Harmonic,
100 Hz:
2.0%
1,000 Hz:
2.0%
Third Harmonic,
100 Hz:
0.9%
1,000 Hz:
1.1%
Distortion, 0.01 Full Power Input
(see Figure 6),
Second Harmonic,
100 Hz:
0.7%
1,000 Hz:
0.8%
Third Harmonic,
100 Hz:
0.5%
1,000 Hz:
0.8%
Transducer Complement:
One DL18W-WP
Net Box Volume:
210 liters (7.4 ft
3
)
Box Tuning Frequency,
Normal:
40 Hz
Step-Down:
28 Hz
Step-Down Peak-Boost Frequency (see
Step-Down section):
29 Hz
Impedance, Nominal/Minimum:
8.0/7.0 ohms
Input Connectors:
Screw terminals (#10) on barrier strip
Enclosure Materials and Finish:
0.7-in. (1.8-cm) black ProWood
TM
(see
Description section)
Suspension (see Suspending TL18-1
Enclosures section):
HS1 and HS3 independently certified
hanging kits available
Grille:
Black vibration-resistant steel
Dimensions,
Height:
34.0 in. (86.3 cm)
Width:
24.0 in. (61.0 cm)
Depth:
20.5 in. (52.1 cm)
Net Weight:
41.0 kg (90 lb)
Shipping Weight:
47.0 kg (104 lb)
DESCRIPTION
The Electro-Voice TL18-1 is a member of the TL
series of low-frequency enclosures. The
TL18-1 is a direct-radiating vented design that
provides high efficiency, low distortion and
excellent low-frequency performance in a com-
pact enclosure. The TL18-1 employs a single
DL18W-WP 18-inch loudspeaker, in a 7.4-ft³
TL18-1
TL18-1
TL18-1
TL18-1
TL18-1
Low-Fr
Low-Fr
Low-Fr
Low-Fr
Low-Frequency
equency
equency
equency
equency
Speaker System
Speaker System
Speaker System
Speaker System
Speaker System
• The bass pumping ability of an
18-inch woofer and 40-Hz f
3
make
an ideal subwoofer for contemporary
music applications
• 28-Hz f
3
in step-down, ideal for
very-low-frequency synthesized
effects, down-tuned bass guitars
or pipe organ
• Paintable black vinyl finish
• Optional HS hanging kits—through-
the-box steel tubes allow vertical
suspension of up to three systems
• Indoor and covered outdoor use—
waterproof cones and weather-
resistant ProWood
TM
enclosure
SHOWN WITH GRILLE REMOVED
