Northern Airborne Technology AA23 - Manual (Page 37)

SM23 Rev. 4.00 AA23 Speaker Amplifier Manual
Section 3.0 Operation
3.1 Introduction
Information in this section consists of the functional and operating procedures for the
AA23 Speaker Amplifier.
3.2 General
The AA23 can be used for distributed music systems, paging, transfer of headset based
systems to speaker based outputs, or as a very high powered headset booster driver.
The AA23 will drive any speaker load from 3.2
Ω to 16 Ω, but provides optimum energy
transfer into either 4 Ω or 8 Ω loads.
3.3 Performance
The AA23 Speaker Amplifier has no normal user operational aspects. During
installation, or if the unit has been exchanged, it may be a requirement to change
internal level adjustments. This should be done ONLY BY FULLY QUALIFIED
PERSONNEL.
End of section 3.0
Nov 21, 2003 Page 3-1
ENG-FORM: 806-0105.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.