System information

Part 3: System Operation 77
Chapter 13 ‒ Audio Channels 78
Analog Audio Outputs........................................................................................................................................................................................................... 78
System Gain ......................................................................................................................................................................................................................... 78
AXT100 Bodypack Transmitter Audio Input Signal Flow ...................................................................................................................................................... 79
Bodypack Transmitter Gain = Preamp Gain + VCA Gain .................................................................................................................................................... 79
AXT200 Handheld Transmitter Audio Input Signal Flow ...................................................................................................................................................... 80
Handheld Transmitter Gain = Preamp Gain + VCA Gain .................................................................................................................................................... 80
Setting up an Audio Channel using IR Sync......................................................................................................................................................................... 81
Adjusting Transmitter Gain ................................................................................................................................................................................................... 81
Adjusting Receiver Output .................................................................................................................................................................................................... 82
Monitoring Audio Output ....................................................................................................................................................................................................... 82
Analog Output....................................................................................................................................................................................................................... 82
Pre-Tonekey Squelch ........................................................................................................................................................................................................... 82
Audio Mute Concealment (AMC) .......................................................................................................................................................................................... 83
Squelch................................................................................................................................................................................................................................. 83
Noise Squelch ...................................................................................................................................................................................................................... 83
Tonekey Squelch .................................................................................................................................................................................................................. 83
Digital Audio Output.............................................................................................................................................................................................................. 84
Word Clock .......................................................................................................................................................................................................................... 85
Connecting an External Word Clock..................................................................................................................................................................................... 85
AXT400 Receiver Audio Wiring Diagrams............................................................................................................................................................................ 86
Chapter 14 ‒ RF Range and Selectivity 87
Antenna Type and Placement .............................................................................................................................................................................................. 87
1/2 Wave Antennas .............................................................................................................................................................................................................. 87
In-Line RF Amplifiers ............................................................................................................................................................................................................ 87
Active Directional Antennas.................................................................................................................................................................................................. 87
2.4 GHz Antennas ................................................................................................................................................................................................................ 87
Antenna Distribution Systems .............................................................................................................................................................................................. 87
RF Cables............................................................................................................................................................................................................................. 87
Antenna Distribution Gain Adjustment.................................................................................................................................................................................. 88
RF History Plot ..................................................................................................................................................................................................................... 88
Channel Spacing .................................................................................................................................................................................................................. 89
Chapter 15 ‒ Interference Detection and Avoidance 90
Types of Interference............................................................................................................................................................................................................ 90
Interference Detection .......................................................................................................................................................................................................... 90
Interference Alert .................................................................................................................................................................................................................. 90
Interference Detected ........................................................................................................................................................................................................... 90
On-Screen Frequency Change Options ............................................................................................................................................................................... 91
Detection Sensitivity ............................................................................................................................................................................................................. 91
Normal .................................................................................................................................................................................................................................. 91
More Sensitive ...................................................................................................................................................................................................................... 91
Less Sensitive ...................................................................................................................................................................................................................... 91
Interference Avoidance Modes ............................................................................................................................................................................................. 91
Configuring Avoidance Mode and Sensitivity ....................................................................................................................................................................... 91
Interference Avoidance......................................................................................................................................................................................................... 92
Preventing Interference from Unexpected Transmitters ....................................................................................................................................................... 92