AA34-300 Northern Airborne Universal Radio Interface. New.

AA34-300 Northern Airborne Universal Radio Interface. New.

Serial No. 23938

The AA34 Universal Radio Interface will handle the interface and switching requirements of mobile or CB radio systems when integrated into an aircraft audio system. The AA34 unit provides microphone excitation; relay keying, and sidetone generation, all fully isolated from airframe ground.

Mobile/FM radio interface
Provides floating key lines
Internal RX and Sidetone amplifier
Provides floating audio lines in and out
Internal mic exciter with adjustable output
Internally selectable functions and levels

Input power:
+13.8 Vdc ±10% or 27.5 Vdc ±10% 160 mA
Input signals:
Mic: 250 mVrms @ 150 ohm ±10%
Audio: 2.5 Vrms @ 600 ohm ±10%
Output signals:
Mic: Approx. 225 mVrms max into 150 ohm
Audio: 200 mW into 150 or 600 ohm nominal
Height:
1.30 inches (33.0mm) max
Depth:
2.71 inches (68.8mm) max including connector
Width:
4.54 inches (115.3mm) max
Weight:
0.63 lb (285g) max
Mounting:
Bulkhead mount with four 10-32 screws
Material/Finish:
5052-H32 brushed aluminum chassis cover with conversion finish
Connector:
25 pin male D-sub
Temperature:
-20°C to +55°C (operating)
-55°C to +85°C (survival)
Altitude:
15,000 ft (tested to 25,000 ft)
Humidity:
95% non-condensing
Shock:
6g (any axis)

Northern Airborne Technology AA34-300 Universal Radio Interface

Northern Airborne Technology AA34-300 Universal Radio Interface 28 VDC

This adapter will enable us you to connect your 2 way FM radio (Tait, Icom or Motorola etc) to the aircraft's audio system. It provides full isolation for the audio and Press To Talk lines. Please do your own research to confirm fitment and compatibility before purchase. Note: Used items may show signs of prior use - Scuffs, Scratches, Tape residue, Staining. Item appears to be in good condition, has not been tested for use due to lack of equipment. Unit may need to be calibrated and serviced- buyers responsibility.
Features:

Mods 1,2,3
Mobile/FM radio interface
Floating key lines
RX & Sidetone amplifier
Floating audio lines in and out
Mic amplifier with adjustable output