ALTO OEX400 Live Sound Portable PA System

ALTO OEX400 Details

OEX400 Overview

Heavy-duty cabinet construction, interlocking components and integrated wheel / handle system make the 30-pound OEX400 one of the easiest to move self-contained PA system solutions available in the marketplace. Easy to operate, simply detach the 10-inch coaxial satellite speakers from the main mixer / amplifier section, plug in and play.

Ideal for acoustic musicians, schools, churches, drill teams, aerobics instructors and or any environment where an ultra-portable great sounding full function PA system would be required.

OEX400 Features

* Complete 400-watt self-contained PA system
* 7-channel mixer (Three mono, Two Stereo channels)
* Neutrik® XLR / 1/4" Combi-jack microphone / line inputs on mono channels
* RCA inputs on Stereo Channels
* 2-band EQ on all input channels
* 7-band master graphic EQ
* Satellite speakers with 10-inch / 1" Coaxial drivers for wide full- frequency response
* Integrated speaker stand / microphone stand mounts on satellite speakers
* On board 24-bit DSP w/16 presets – On / Off footswitch included
* 1/4" monitor / headphone outputs
* Heavy duty yet lightweight construction
* Luggage style wheels for ease of transport
* The complete OEX400 package weighs less than 42lbs

ALTO OEX400 Specs

General Specifications
Output Power (Maximum)
250 W + 250 W (±10 %)/4Ω @ 10 % THD at 1 kHz (SPEAKERS L/R)
Output Power (RMS)
200 W + 200 W/4Ω @ 1 % THD at 1 kHz (SPEAKERS L/R)
Maximum Output Level
116 dB (1 m)
Frequency Response (Nomimal output level @ 1 kHz)
-3 dB, 0 dB, +1 dB @ 20 Hz-20 kHz
(MUSIC/SPEECH=MUSIC) (MONITOR OUT)
-3 dB, 0 dB, +1 dB @ 80 Hz-20 kHz
(MUSIC/SPEECH = SPEECH) (REC OUT)
-3dB, 0dB, +1 dB @ 20 Hz-20 kHz, 1 W Output
(MUSIC/SPEECH=MUSIC, without Speaker EQ) (SPEAKERS L/R)
Total Harmonic Distortion
0.5 % @ 20 Hz, 1 kHz, 20 kHz +14 dBu GAIN= nominal
(MONITOR OUT, REC OUT)
Hum & Noise (Equivalent Input Noise, Rs = 150Ω, MIC/LINE = MIC)
-106 dBu (CH1/2)
-112 dBu (CH3/4)
-65 dBu Residual output noise (SPEAKERS L/R)
Crosstalk (1 kHz)
-70 dB between input channels
Power Consumption
65 W

Weight
24 kg (Speaker x 2 + Powered Mixer)
Dimensions (W x H x D mm)
342 x 545 x 298 (speaker x 1)
330 x 12 x 175 (Mixer)
Phantom power Switch
ON / OFF (CH1-4)
LIMIT/COMP Switch
ON = Comp, OFF = Limit (CH1/2)
Input Channel Equalization
±15 dB
HIGH 10 kHz shelving
LOW 100 Hz shelving
Enclosure
2 way bass-reflex type, Polypropylene, Black
Crossover Frequency
4.0 kHz (LF: 12 dB/oct, HF: 12 dB/oct)
Frequency Range
55 Hz-20 kHz (-10 dB)
Speaker Unit
LF: 10" (25 cm) Cone
HF: 1" (2.54cm) Compression Driver

Other views of ALTO OEX400 (Click to enlarge):

ALTO OEX400 Portable PA

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