Atlas Sound AL2430-2PH - Manual (Page 7)

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Specifications are subject to change without notice.
Owner’s Manual AL2430-2PH
Wireless Infrared Classroom
Sound Reinforcement System
1601 Jack McKay Blvd. • Ennis, Texas 75119 U.S.A.
Telephone: 800.876.3333 • Fax: 800.765.3435
13. Infrared Sensors
These three “F” type connectors are for input of the AL-IRDS
antennas.
14. Microphone EQ
These three rotary controls provide equalization of the wire-
less microphones. This 3 band EQ is centered at 100Hz,
3kHz, and 10KHz.
15. Audio Output
For loudspeaker connections, connect using the following
information or proceed to the setup section for typical wiring
diagrams.
COM - Speaker common or negative connection
8Ω - Connect to direct coupled loudspeakers
25V - Connect to transformer coupled, 25V loudspeakers with
a total load impedance of no less than 20.8Ω.
70V - Connect to transformer coupled, 70.7V loudspeakers
with a total load impedance of no less than 167Ω .
16. DC Input 24V
AL2430 power supply input.
(NOTE: Use only supplied power supply)
17. Panic Output
This SPDT relay output is controlled via the PANIC button on
the wireless microphones (See page 9 for details).
18. Priority Page Input
This input accepts line or speaker level input to allow an
external source to override the audio output of the AL2430.
19. Priority Page Sensitivity
This rotary control is used to set the input sensitivity of the
Priority Page Input.
20. Priority Page Gain
Sets audio gain for the Priority Page Input.
21. Line Output
This unbalanced output can be used to feed the AL2430 mix
bus to additional amplifiers or recording devises.
22. AUX Input
This dual RCA summing input is used for the input of auxiliary
audio sources like FM tuners.
23. CD / DVD
This dual RCA summing input is used for the audio input of
CD or DVD Players.
24. TV / VCR
This dual RCA summing input is used for the audio input of
TVs or VCRs.
25. Computer
This dual RCA summing input is for audio from a computer
sound card and is overridden by the front panel 3.5mm input.
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AL2430 Rear Panel Description