User's Guide

Transmitter Main Board Instruction Manual IM20-MT3TXMN v
7.2.1 Wideband VHF and UHF Synthesized Transmitters.......................................7-3
7.2.2 Narrowband VHF and UHF Synthesized Transmitters....................................7-4
7.2.3 Wideband Crystal Transmitters........................................................................7-6
7.2.4 Narrowband Crystal Transmitters ....................................................................7-7
7.2.5 LTR
TM
Configuration .......................................................................................7-8
8 ILLUSTRATIONS AND SCHEMATIC DIAGRAMS...................................................8-1
8.1 Transmitter Block Diagram....................................................................................8-1
8.2 Transmitter Main Board - Top Side Component Layout.......................................8-3
8.3 Transmitter Main Board - Bottom Side Component Layout...................................8-4
8.4 Transmitter Main Board - Schematic Diagram......................................................8-5
8.5 Front Panel Board - Component Layout ...............................................................8-6
8.6 Front Panel Board - Schematic Diagram...............................................................8-7
8.7 Version 1.8 Audio Processor - Component Layout................................................8-8
8.8 Version 1.8 Audio Processor - Schematic Diagram ..............................................8-9
8.9 Version 2.3 Audio Processor - Component Layout................................................8-10
8.10 Version 2.3 Audio Processor - Schematic Diagram...............................................8-11
8.11 Optional Time Out Timer Assembly ......................................................................8-12
9 PARTS LISTS..................................................................................................................9-1
9.1 Transmitter Main Board Parts List.........................................................................9-1
9.1.1 Transmitter Main Board Electrical Parts List....................................................9-1
9.1.2 Transmitter Main Board Mechanical Parts List................................................9-3
9.1.3 MT-3 Front Panel Board Electrical Parts List ..................................................9-4
9.2 MT-3 Audio Processor Parts List (Version 1.8) ....................................................9-5
9.3 FM Audio Processor Parts List (Version 2.3)........................................................9-8
10 REVISION HISTORY.....................................................................................................10-1