AA12S Compact Audio Controller | 14V Lighting

Product Description

The AA12S is a compact audio controller with an integral 4-place stereo voice-activated intercom. It provides intercom capabilities for the pilot, co-pilot and two passengers (PAX). The AA12S accepts stereo music inputs from either portable or fixed entertainment systems to produce high quality stereo headset output.

Radio functions include selectable transmit capability for pilot ad co-pilot on 3 COM radios and a PA. Receive audio selections include COM1, COM2, COM3, MKR, NAV, ADF, and DME.

Specifications

• Weight:
  1.2 lb (.50 kg)
• Dimensions:
  1.15 x 5.80 x 4.95 in
• Connectors
  : One 25 pin female D-min connector with jackposts One 44 pin male high density D-min connector with jackposts
• Specification
  Temperature: -20°C to 55°C
• Altitude:
  50,000 ft
• Shock:
  6 g/11 ms, 20 g/11 ms
• Input Voltage:
  11 - 30 VDC; 30.3 VDC maximum; 13.8 or 27.5 VDC @ 600 mA; 11.0 VDC minimum
• Input signals:
• Microphone:
  Quantity: 4 (pilot, copilot, 2 passenger) Rated lever: 250 mVrms nominal (125 to 500 mVrms) Impedance: 150 Ω ±10%
• TX Keyline:
  Quantity: 2 (pilot and 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 souce current
• Receive Audio:
  Quantity: 7 (3 COM, 4 NAV) Rated level: 2.5 Vrms nominal (1.3 to 5.0 Vrms) Impedance: 1 kΩ ±10% (1 to 3 kOhm for sidetone) Circuity type: Unbalanced
• Music Inputs:
  Quantity: 2 (left channel, right channel) Rated level: 1.5 Vrms nominal (850 mVrms to 2.4 Vrms)
• Bi-direction Signals:
  ICS TIE Channel: 1 Rated level: 340 mVrms monial (170 to 680 mVrms) Impedance: 2 kΩ ±10% Circuit type: unbalanced
• Output Signals:
• Phones:
  Quantity: 4 (pilot, copilot, 2 passengers) Rated level: >5.5 Vrms (>100 mW, RX and ICS and music) Impedance: 300 Ω ±10% circuitry type: transformer, unbalanced
• Mic:
  Quantity: 4 (COM1, COM2, COM3, PA) Rated level: 250 mVrms ±10% Impedance: 150 Ω nominal Circuitry type: direct through via relay
• Keyline:
  Quantity: 3 Rated level: <1 A Circuitry Type: grounded relay contact
• Audio Performance:
  Rated Power: 100 mW minimum in to 300 Ω
• Audio Frequency Response:
  Receive: ≤3dB down from 350 - 6000 Hz Intercom: ≤3dB down from 350 - 3000 Hz ICS Tie: ≤3dB down from 350 - 3000 Hz Music: ≤3dB down from 300 - 15000 Hz (Music bass control at mid settings) Distortion: ≤10%, ≤3% typical (350 - 6000 Hz)
• Specification
  Input crosstalk: -37 dB max. Output crosstalk: -55 dB max. Mic crosstalk: <200 uVrms
• Specification
  Audio noise: -60 dB max. Output Regulation: ≤3 dB variance (350 - 6000 Hz) Audio Communication: Loud & Clear ICS Volume Controls: ≥35 dB, 40 dB nominal Music Volume Controls: ≥35 dB, 40 dB nominal Receive Input Impedance: 1 kΩ ±10% Mic Input Impedance: 150 Ω ±10% Music Input impedance: 11 kΩ ±10% ICS Tie Line: 2 kΩ ±10%

Product Codes

• Mfr Part No
  AA12S-004
• SCHEDULE B CODE
  8518.40.2000