Table Of Contents - Lectrosonics LMa Instruction Manual

Table of Contents

Introduction .............................................................................................................................................................................................3
Digital Hybrid Technology .....................................................................................................................................................................3
Frequency Agility...................................................................................................................................................................................3
Wide-Band Deviation ............................................................................................................................................................................3
Long Battery Life ...................................................................................................................................................................................3
Servo Bias Input and Wiring .................................................................................................................................................................3
LMa Block Diagram ...............................................................................................................................................................................4
Input Limiter ..........................................................................................................................................................................................4
No Pre-Emphasis/De-Emphasis ...........................................................................................................................................................4
Pilot Tone Squelch ................................................................................................................................................................................4
Controls and Functions .........................................................................................................................................................................5
Input Jack ..............................................................................................................................................................................................5
Power ON/OFF Switch ..........................................................................................................................................................................5
Power LED ............................................................................................................................................................................................5
Frequency Select Switches ...................................................................................................................................................................5
Modulation LEDs ...................................................................................................................................................................................5
Audio Level ...........................................................................................................................................................................................5
Antenna .................................................................................................................................................................................................5
Belt Clip .................................................................................................................................................................................................5
Battery Installation .................................................................................................................................................................................6
Operating Instructions ...........................................................................................................................................................................7
Selecting the Compatibility Mode ..........................................................................................................................................................7
Attaching a Microphone or Musical Instrument and Adjusting Audio Levels .........................................................................................7
Adjusting the Transmitter Frequency .....................................................................................................................................................8
5-Pin Input Jack Wiring ..........................................................................................................................................................................9
Installing the Connector: .......................................................................................................................................................................9
Microphone Cable Termination for Non-Lectrosonics Microphones ...............................................................................................10
Wiring Hookups for Different Sources ...............................................................................................................................................11
Compatible Wiring for Both Servo Bias Inputs and Earlier Transmitters: ............................................................................................11
Simple Wiring - Can ONLY be used with Servo Bias Inputs: ...............................................................................................................11
Microphone RF Bypassing ..................................................................................................................................................................12
Line Level Signals ...............................................................................................................................................................................12
Wiring Diagram for MI33A Instrument Cable ......................................................................................................................................12
Troubleshooting ....................................................................................................................................................................................13
Specifications and Features ................................................................................................................................................................14
Service and Repair ...............................................................................................................................................................................15
Returning Units for Repair ..................................................................................................................................................................15
Rio Rancho, NM
Frequency-Agile UHF Belt-Pack Transmitter
3