DRAKE ALT72 User Manual

®
ALT 72 Assistive Listening System
Contains an ALT 72 Assistive Listening Transmitter
and 2 Model MR306 FM Receivers
Instruction Manual
Creating Sound Solutions for Easy Listening
TM

DRAKE ALT72 Specifications

General

Brand	DRAKE
Model	ALT72
Category	Hearing Aid
Language	English

Summary

Caution Statements

Important Safety Instructions

Front Panel Controls and Indicators

Input Level Control

Adjusts audio input sensitivity to achieve optimal modulation levels.

Modulation Indicator

Visual cue indicating when full modulation is reached during audio peaks.

Limiting/Compression Switch

Selects audio processing modes for dynamic range control and distortion prevention.

Channel Switch

Allows selection of the desired broadcast frequency for transmission.

Rear Panel Controls and Connections

DC Input

Connection point for the external AC adapter powering the transmitter.

Power On/Off

Switch to control the main power supply to the transmitter unit.

External Antenna

Audio Input

Ports for connecting balanced XLR or unbalanced RCA audio sources.

Installation

Setup and Operation

Install the Antenna

Make Audio Connections

Connect the Transmitter to Power

Set the Operating Frequency

Set the INPUT LEVEL Control

Installing the Remote Antenna

Operating the MR306 Receiver

Power Supply

Operation

Basic steps for turning on and using the receiver with earphones.

Preset Tuning

Service Information / If You Need To Call For Help