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Manuals
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Narco Avionics Manuals
Transceiver
COM 120 TSO
Installation manual
Narco Avionics COM 120 TSO Installation Manual
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Table Of Contents
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Contents
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Table of Contents
General
Manual Organization
Product Description
Design Features
Product Specifications
TSO Explanation
Temperature and Altitude - Category A2C1
Humidity - Category a
Vibration - Categories PKS
Not Applicable - Category X
Magnetic Effect - Category Z
Power Input - Category B
Voltage Spike - Category B
Electromagnetic Compatibility - Category a
Units and Accessories Supplied
Com 120 Units and Accessories Supplied
Com 120/20 Units and Accessories Supplied
Installation Kits
Accessories Required but Not Supplied
Operator License Requirements
Operation
Com 120 TSO Front Panel
Systems
VCA-11 Antenna
Mounting Locations and Ground Plane Considerations
Mounting
VCA-11 Physical Dimensions
Preliminary Inspection
Unpacking
Electrical Bench Test
Test Equipment Recommended
Bench Test Set-Up
Microphone Gain Adjustment
Com 120
Com 120 (ACGBF and Later) and Com 120/20
Sidetone Adjustment
Tone Control Adjustment
Mechanical Installation
Mounting Tray
Insertion and Removal
Interconnect Cable Ass'y
Installation Drawing
Installation Drawing (Tray with Removable Rear)
Tray with Removable Rear Plate
Mounting Tray, Rear View
Tray Assembly Installation Procedure
Unit Installation
Electrical Installation
Antenna Cable RF Connector Assembly
Interconnect Cable
Com 120 Interconnection Diagrams, 14 and 28V
Com 120/20 Interconnect Diagrams, 14 and 28V
Crimping Tool
Cable Fabrication
Pilot Light Control
Extraction
Crimping with Pilers
Audio Input Connections
Cabin Speaker Amplifier
Summing Network
Cabin Amplifier Modification
General Recommendations for Helicopters
Method to Increase Phone Audio Output
Basic Com Unit Helicopter Intercom Wiring
Helicopter External Wiring
Post Installation Tests
Pre Flight Test
Tone Control Location
Aircraft License Requirements
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General
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Product Description
3
Product Specifications
4
Electrical Installation
5
Com 120 Interconnection Diagrams, 14 and 28V
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