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AT-400 manual Understanding the Operating Modes, Swept Frequency vs. Single Frequency
Models:
AT-400
1
29
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57 pages
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Troubleshooting
Specifications
Install
Parts list
Battery Replacement
Warranty
Connecting the Antenna
Return to Factory Presets
Battery Test
Cleaning
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Contents
Operator Manual AT-400 Antenna Tester
Page
Safety Precautions
Shock Hazard
Avoid Static Discharge
Safety Statements
Page
Bird AT-400 Antenna Tester
About This Manual
Chapter Layout
Page
Table of Contents
Items Supplied
Chapter
Component Description
Component Description
Right Arrow
109
Display Description
Blinks when sweeping
Features
Optional Equipment
Bird AT-400 Antenna Tester
Getting Started
Basic Operations
Left Arrow Key
Out of Range Values
Setting the Auto Shut-Off Timer
Messages
Software Parameter Factory Setting
Return to Factory Presets
Set Serial Baud Rate
Bird AT-400 Antenna Tester
Power Supply
Installation
Avoid Static Discharge
Connecting the Antenna
Swept Frequency vs. Single Frequency
Understanding the Operating Modes
Measurement Units
Auto Scale vs. Manual Scale
Sweep Type-Single Hold vs. Continuous
Select Frequency Band
Swept Frequency
Select Auto or Manual Scale
Select Measurement Units
Saving a Trace
Selecting the Sweep Type
Save a Trace
Recalling a Trace
Clearing a Trace
Limit Testing
Selecting Limit Values
Turn Audio On/Off
Press the Trace Limit key
Using a Trace as the Limit
Selecting the Frequency
Single Frequency
Clearing a Limit
Select Measurement Units
Turn Audio On/Off
Enter Gain Factor / Select Auto Gain
Field Strength Measurement
Bird AT-400 Antenna Tester
Charging Batteries
Cleaning
Calibration
Operational Tests
Power-up
Display Test
Battery Test
Display Test
Self Test
Battery Replacement
Battery / Fuse Replacement
Fuse Replacement
Nvram Test Fails
Troubleshooting
Antenna Tester will not power up
ROM, EEPROM, RAM, A/D, TEMPR, PLL Test Fails
Noise is Displayed During Testing
Stuck Keys Test Fails
Antenna Tester indicates a Perfect Match
Bird Service Center
Customer Service
Parts List
Specifications
Menu Structure
Limited Warranty
