Northern Airborne Technology AA82 - Manual (Page 5)

AA82 InterMUSIC™ Stereo Intercom System
SM09-1 Installation and Operation Manual
Section 1 Rev: 1.00 Issue 4 Page 1-2
ENG-FORM: 800-0114.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
1.4 Specifications
1.4.1 Electrical Specifications
Input Power +11 to +32 Vdc
Supply Current
385 mA max. (full output power)
Headset Power
400 mW per channel (total power)
100 mW typical into each headset element (300
Ω/side)
4 headsets (AA82-001)
6 headsets (AA82-060)
Lighting
160 mA at 28 Vdc
600 mA at 5 Vdc
Modes of Operation
Voice track trigger circuit
Adjustable threshold on panel
‘Live’ or ‘Hot’ mic by rotating VOX control counterclockwise
Indicators
Receive monitor (Green LED)
VOX ICS triggered (Amber LED)
Front Panel Controls
ICS Volume
Music Level
VOX Threshold
Internal Side Panel Controls
RX Volume
RX Balance
ICS Balance
Music Balance
Inputs (AA82-001)
4 microphone ‘carbon equivalent’, 250 mVrms for full output,
150
Ω input impedance
4 ICS keylines (active ground) for all users
2 music inputs compatible (left & right), configurable for portable
CD/cassette only, phones compatible (3 Vp-p)
Inputs (AA82-060)
6 microphone ‘carbon equivalent’, 250 mVrms for full output,
150
Ω input impedance
6 ICS keylines (active ground) for all users
2 music inputs compatible (left & right), configurable for either
portable CD/cassette, phones compatible (3 Vp-p) or CD
changer Line Out compatible (100-500 mV @ 10 k
Ω)
Inputs (all models)
1 radio input, 2.5 Vrms for full output, 1 k
Ω input impedance
1 bi-directional ICS Tie Line, 1 Vp-p for full output, 2 k
Ω input
impedance