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1.4
Specifications
1.4.1
Electrical Specifications
Power Supply
Normal:
Input Current:
Backlighting:
Input Signals
Microphone:
ALC
Impedance
Music:
Radio (Receive)
CD
PA key:
+3dB key:
Input to Input Crosstalk:
Build Standard: 5.00
ENG-FORM: 800-0100.DOTX
CONFIDENTIAL AND PROPRIETARY TO ANODYNE ELECTRONICS MANUFACTURING CORP.
AA21-400 Cabin PA System
SM34 Installation and Operation Manual
Linear DC (with reverse & over voltage protection):
+27.5 Vdc nominal.
+22.0 Vdc minimum.
+30.3 Vdc maximum.
+18.0 Vdc emergency.
2.3 A max. full speaker power (35 W) @ +27.5 Vdc.
2.9 A max (35 W) with 0.40 A load on Switched Power Output.
0.40 A idle @ +27.5 Vdc.
150 mA max @ +27.5 Vdc.
150 Ohm amplified dynamic.
250 mVrms rated input level.
Automatic level controlled for maximum intelligibility without
distortion starts @ 130 mVrms.
130 Ohm 10%.
Only one of Radio (Receive) or CD may be enabled at a time.
2.5 Vrms into 1k 10%.
1.0 Vrms into 11k 10%.
Active low. Max. current source 15 mA.
Active open, isolated through optical relay. Max. current source 13
mA. Reduces all audio, except sidetone, by 3 dB when grounded.
The output will be reduced 2 to 3 dB if operating above 25 W on
speaker output, or above 6.5 Vrms on PA output.
-40 dB from rated output.
Nov 09, 2016
Page 1-2
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