AA12S Series Compact Audio Controller Manual | SM69 Rev. 4.00 |
Power Supply |
|
|
Input voltage | ||
| reverse and over voltage protection. | |
Internal supply | 11 Vdc | |
Nominal Lighting Voltage | 27.5 | Vdc @ 200 mA max |
| 13.5 Vdc @ 400 mA max | |
Nom. Operating Voltages | 27.5 | Vdc @ 600 mA max |
(one input for both) | 13.8 | Vdc @ 600 mA max |
Maximum Operating | 30.3 | Vdc |
Minimum Operating | 11.0 | Vdc |
Note: The AA12S is not designed to operate under emergency electrical system conditions for 14 Vdc operation.
Input Signals
Mic: |
|
Quantity | 4 (Pilot, Copilot, 2 Passengers) |
Rated level | 250 mVrms nominal (125 to 500 mVrms) |
Impedance | 150 Ohm ±10 % |
Circuitry type | unbalanced |
TX Keyline: |
|
Quantity | 2 (Pilot, Copilot) |
Rated level | ground activates keyline, <20 mA source current |
ICS Keyline: |
|
Quantity | 4 (Pilot, Copilot, 2 Passengers) |
Rated level | ground activates keyline, <1 mA source current |
Receive Audio: |
|
Quantity | 7 (3 COM, 4 NAV) |
Rated level | 2.5 Vrms nominal (1.3 to 5.0 Vrms) |
Impedance | 1 kOhm ±10 % (1 to 3 kOhm for sidetone) |
Circuitry type | unbalanced |
Music Inputs: |
|
Quantity | 2 (left channel, right channel) |
Rated level | 1.4 Vrms nominal (850 mVrms to 2.4 Vrms) |
Impedance | 11 kOhm ±10 % |
Circuitry type | unbalanced |
Page |
| Oct 13, 2005 |
Amendment # 1 | Oct 14, 2005 |
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.