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The ETX-15SP 15", 1800W Powered Subwoofer from Electro-Voice is a portable powered Class-D subwoofer capable of up to 1800 watts of output power for a peak SPL rating of 134dB. It has an adjustable low-pass filter, allowing you to select from 80, 100, 120, or 150Hz. The subwoofer has integrated FIR-Drive DSP, including a preset for true cardioid output across its bandwidth. Its combo pole cup supports both insert and threaded inputs allowing it to be used with a variety of other loudspeakers. 4 removable casters are included for easy transport.
All ETX woofers use Faraday
rings for better
The woofers not only have high
power handling but also feature
a robust mechanical design to
ensure long-term reliability
EV focuses on engineering
transducers with linear
frequency response, minimizing
the need for additional
Components and Testing
All ETX components are designed from
the ground up by Electro-Voice. No off-the-shelf components are used
The handles, pole cups and amplifier
chassis are die-cast aluminum, not
18mm, 13-ply birch plywood with
EVCoat is used throughout the ETX product
In addition to industry-standard pink
noise abuse tests, all models must
survive EV's proprietary 1,000-hour
torture test that uses real-world signals
driven beyond full output
Processing and Control
System DSP presets support quick and easy setup via selections for type
of use, crossover frequencies and top/sub combinations
Includes a DSP preset for "true cardioid" configuration
ETX employs the same proprietary PAL and TEMP limiters developed for
Electro Voice's concert loudspeakers
Boundary compensation filters are included so that an ETX loudspeaker
sounds the same whether it is used as a floor monitor, on a tripod or
suspended from a ceiling
ETX offers user-adjustable features including delay out to several hundred feet, three-band parametric equalization, polarity and multiple high-pass crossover
The Class-D design of the
amplifier is designed to be efficient
and features blower-controlled
thermal management, allowing
it to work in hot environments.
The fan is of a quiet
design and does not turn on
under normal circumstances
Lockout mode helps prevent
casual users from changing
Complete full-function DSP control via a single-knob
interface. LCD screen for easy system set-up and
monitoring: location/application EQ presets, limiter status,
input level controls/meters and master volume control to
ensure optimal gain structure