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COM 120/20 TSO
Narco Avionics COM 120/20 TSO User Manual
35 pages
Manual
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2
Table of Contents
General
2
Manual Organization
2
Product Description
2
Design Features
3
Product Specifications
4
TSO Explanation
5
Temperature and Altitude - Category A2C1
6
Humidity - Category a
6
Vibration - Categories PKS
6
Not Applicable - Category X
6
Magnetic Effect - Category Z
7
Power Input - Category B
7
Voltage Spike - Category B
7
Electromagnetic Compatibility - Category a
7
Units and Accessories Supplied
8
Com 120 Units and Accessories Supplied
8
Com 120/20 Units and Accessories Supplied
8
Installation Kits
9
Accessories Required but Not Supplied
10
Operator License Requirements
11
Operation
11
Com 120 TSO Front Panel
11
Systems
12
VCA-11 Antenna
12
Mounting Locations and Ground Plane Considerations
12
Mounting
13
VCA-11 Physical Dimensions
13
Preliminary Inspection
14
Unpacking
14
Electrical Bench Test
15
Test Equipment Recommended
15
Bench Test Set-Up
15
Microphone Gain Adjustment
16
Com 120
16
Com 120 (ACGBF and Later) and Com 120/20
16
Sidetone Adjustment
17
Tone Control Adjustment
18
Mechanical Installation
19
Mounting Tray
19
Insertion and Removal
19
Interconnect Cable Ass'y
20
Installation Drawing
21
Installation Drawing (Tray with Removable Rear)
22
Tray with Removable Rear Plate
23
Mounting Tray, Rear View
23
Tray Assembly Installation Procedure
23
Unit Installation
23
Electrical Installation
24
Antenna Cable RF Connector Assembly
24
Interconnect Cable
24
Com 120 Interconnection Diagrams, 14 and 28V
25
Com 120/20 Interconnect Diagrams, 14 and 28V
26
Crimping Tool
27
Cable Fabrication
27
Pilot Light Control
28
Extraction
28
Crimping with Pilers
28
Audio Input Connections
29
Cabin Speaker Amplifier
29
Summing Network
29
Cabin Amplifier Modification
30
General Recommendations for Helicopters
31
Method to Increase Phone Audio Output
31
Basic Com Unit Helicopter Intercom Wiring
32
Helicopter External Wiring
33
Post Installation Tests
33
Pre Flight Test
33
Tone Control Location
34
Aircraft License Requirements
35
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Narco Avionics COM 120/20 TSO Specifications
General
Brand
Narco Avionics
Model
COM 120/20 TSO
Category
Transceiver
Language
English
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Narco Avionics COM 120 TSO
35 pages
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General
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