Local ICS Loop Intercom / 8 Users / DB Systems Tie Line

Product Description

The AA38-380 local ICS loop provides intercom functions for eight users in HOT MIC or VOX mode operation. A switch-selectable NAT or Andrea tie line allows connection to multi-unit systems. An AUX input allows for a radio or music to be connected. The AA38-380 model incorporates a DB Systems Tie Line.

• Intercom functions for sixteen users
• Selectable NAT, ICS, or Andrea Tie Lines
• ICS volume, AUX volume, and VOX controls
• Live and VOX Intercom modes
• VOX operation LED and 28 VDC power LED

Specifications

• Weight: 1.01 lb (0.45 kg)
• Dimensions (H x D x W): 2.31 x 4.60 x 4.50 in (58.7 x 116.8 x 114.3 mm)
• Mounting: bulkhead mount with four 10-32 screws
• Material/Finish: 5052/H32 brushed aluminum with chromate conversation finish
• Connectors: Two filtered male 37-pin D-subminiature, connector with jack posts
• Input Voltage: 27.5 VDC with reverse and over-voltage protection, 32.2 VDC max
• Input Current: 0.66 A, max @ 27.5 VDC
• Input Signals: 8 mic channels 1 ICS tie channel 1 aux input channel
• Input Audio Level: 250 mVRMS, mic inputs 0.34 VRMS, NAT ICS tie input 2.8 VRMSm, Andrea ICS tie input 2.5 VRMS, Aux input
• Input Impedance: 150Ω ±10%, mic input 1.6kΩ ±10%, NAT ICS tie input 250Ω ±10%, Andrea tie input 940Ω ±10%, aux input
• Input Circuitry Type: all mics are single-ended inputs tie lines are single-ended inputs aux line is single-ended better than -60 dB input-to-input crosstalk (mic to aux to ICS)
• Output Signals: 8 headset outputs
• Rated Output Levels: headset output 7.7V rms or 100 mW (20 dBm) into 600Ω
• Output Impedance: 30Ω ±10%, headset output
• Output Circuitry Type: balanced output for high common mode noise rejection
• Frequency Response: <3 dB from 350 Hz to 3,000 Hz, intercom <3 dB from 350 Hz to 3,000 Hz, RX <10% THD @ rated power output, audio noise level <10% /3 dB max of rated output power at 400% and 75% of rated load, output regulation
• Operating Temperature: -30°C to 55°C
• Survival Temperature: -55°C to 85°C
• Humidity: 95%
• Approval: FAA TSO-C50c, RTCA/DO-170 Class 1a)

Product Codes

• Mfr Part No
  AA38-380
• SCHEDULE B CODE
  8518.40.2000
• TSO
  C50c