AMS44 Dual Channel Audio Controller

CANYON AEROCONNECT

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EDMO # AMS44

MFR Part # AMS44

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Product Description

The AMS44 dual channel audio controller provides centralized control over all aircraft audio. Selection of transmitted and received audio, as well as emergency operation, LIVE, KEYED, or VOX intercom are also provided. The AMS44 controller also supports communications for the pilot and copilot, and up to five passengers. The AMS44 audio controller is configurable during installation time for use by the pilot from the left or right side of the controller via internal jumpers and switches; the five passenger positions are also configurable for left or right side operation.

Features

This AMS44 dual channel controller (EDMO# AMS44) provides:
Front panel selectable transceivers (5 ea.)
Front panel selectable navaids (5 ea.)
Internal selectable RX inputs (2 ea.)
Direct Audio Inputs (2 ea.)
Features:
Both controllers equally transmit between left and right sides while allow hand microphone use
During transmit operation, the sidetone feature remains usable while muting other channels, except DIRECT 2
A TX rotary selector automatically selects the associated RX audio
RX inputs are selected using 3-position switches conveniently located on the front panel
LIVE, KEYED, or variable VOX ICS operations can be selected from a single control
Dynamic noise reduction and voice band filtering provides the clearest audio
Transparent ICS provide the pilot and copilot with immediate transmit operation
Isolation and Emergency modes remove the pilot from interfering with normal passenger ICS
ICS Tie line allow multiple controller installations

Specifications

Weight:

2.3 lb (1.04 kg)
Dimensions:

1.88 x 6.77 x 5.75 in (47.8 x 172 x 146.1 mm)
Input Power:

22 VDC – 32 VDC @ 250 mA
Lighting:

160 mA @ 28 VDC 600 mA @ 5 VDC
Microphone Requirement:

Carbon equivalent’ 250 mV into 150Ω min. (David Clark M1/DC, M3, M4, M7 recommended)
Receive Audio Requirement:

25 mW into 600Ω
Headset Power:

250 mW per channel into 600 Ω
Key Logic:

Ground seeking for all lines ‘Hard’ ground outputs to all transceivers TX LED on front panel lights when any transmit key input is low except hand mic
Cross-talk:

De-selected inputs 50 dB min. below full output
Bi-directional ICS Tie Line:

340 mVrms for full output 1.6 kΩ input impedance
Mounting:

Standard Dzus Mounting (four fasteners) Option Tray Mount
Temperature:

-20°C to 55° C (ambient) -55°C to 85° C (survival)
Altitude:

25,000 ft., maximum
Humidity:

95%, non-condensing
Shock:

12G, any axis
Vibration:

Conforms to DO-160B category 'P'