EM-38air QuikWave Audio Player
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Stereo CD quality WAV/MP3
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Contact Closure Input: 8
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Serial Port: 1 (RS-232/RS-485)
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Wi-Fi TCP control
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Output Power: 15W x 2
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Remote content management
EM-38air is our top-of-the-line audio player designed for the most demanding
jobs. Much like a CD player playing sound tracks from a CD, EM-38air plays
audio files from an SD/SDHC memory card but without the moving parts to
wear and tear. The device can play CD quality WAV files (44.1KHz, 16-bit) and
MP3 files with bitrates up to 320 Kbps.
Audio playback can be triggered by one of the following ways:
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Dry Contact Closures (push button, motion sensor, PLC…)
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Serial Port Control (RS-232/RS-485)
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Wi-Fi TCP Control
The built-in Wi-Fi interface provides not only TCP control but also content
management such as file upload and deletion.
Powered by a single voltage DC power supply,
EM-38air features a high efficiency low heat
class D power amplifier with thermal and
short circuit protection (automatic recovery). A
line level output is also available for feeding
an external amplifier if desired. Audio
playback can be triggered with a variety of
methods such as push buttons, motion/alarm sensors and PLCs.
Housed in a compact yet rugged metal case, EM-38air can be easily secured
into place with supplied mounting brackets. Wiring is done via screw terminals
and requires only a small screw driver. The screw terminals are detachable,
making it fool-proof to replace the device in the field when necessary.
Downloads
EM-38air User’s Manual
EM-38air Setup Package
EM-38air TCP Control Demo
Typical Applications
Museum Audio: Water Shed
Product Advertising: Arctic Splash
Audio Tour Guide: Hollywood
Transportation: Platform
Elevator: Announcements
Parking Garage: Need Assistance
Warning/Safety: Crosswalk
Industrial Control: Purge Activated
Vending Machine: Zolta
Background/Onhold: Company
Optional Accessories
Power Amplifier AMP-1502HV
AMP-1502HV is a high efficiency class D power amplifier with a
maximum output of 15W per channel in stereo mode, or 55W in BTL
mono mode.
Constant-Voltage Transformer
HVTR1 bridges between low impedance and high voltage audio
devices so that low impedance amplifiers can drive high voltage
speakers, and vice versa.
Digital Switch Timer TMR-08
TMR-08 is a 7-day programmable switch timer with 8 internal relays
for triggering QuikWave audio players at preset times of the day,
once or multiple times a day and in any order.