6.3 FCC related issues .......................................................................................................... 33
6.3.1 Radiofrequency radiation exposure Information:.......................................................... 33
6.3.2 Note:............................................................................................................................ 33
6.3.3 Compliance.................................................................................................................. 33
6.3.4 Modifications................................................................................................................ 33
6.4 Scope of delivery ............................................................................................................. 34
6.5 Unpacking and inspecting the equipment ........................................................................ 34
6.6 Mounting ......................................................................................................................... 34
6.7 Electrical connections...................................................................................................... 34
6.7.1 Microphone connection................................................................................................ 35
6.7.2 Speaker & open microphone: ...................................................................................... 36
6.7.3 Earphone connection................................................................................................... 36
6.7.4 External audio input ..................................................................................................... 36
6.7.5 Speaker connection ..................................................................................................... 36
6.8 Final audio setup ............................................................................................................. 37
6.8.1 For glider flights ........................................................................................................... 37
6.8.2 For motor gliders dual seaters ..................................................................................... 37
6.8.3 For motor planes ......................................................................................................... 37
6.9 Wiring .............................................................................................................................. 38
6.9.1 Wire Gauges................................................................................................................ 38
6.9.2 Connector Pin-Configuration........................................................................................ 38
6.9.3 General hint................................................................................................................. 39
6.9.4 Wiring diagrams........................................................................................................... 40
6.9.5 Wiring for dynamic microphones.................................................................................. 46
6.9.6 Connection support ST1 mating connector .................................................................. 46
6.10 Antenna........................................................................................................................... 47
6.10.1 Antenna selection .................................................................................................... 47
6.10.2 Installation recommendation .................................................................................... 47
6.11 Microphone general......................................................................................................... 48
6.12 Post-Installation Check.................................................................................................... 48
6.13 Starting Up ...................................................................................................................... 49
6.14 Accessories ..................................................................................................................... 49
6.15 Drawings ......................................................................................................................... 49
6.15.1 Dimensions.............................................................................................................. 49
6.15.2 Installation directions ............................................................................................... 51
7. Maintenance ........................................................................................................................... 52
7.1 Periodic Maintenance ...................................................................................................... 52
7.2 Repair.............................................................................................................................. 52
7.3 Cleaning .......................................................................................................................... 52
8. ANNEX.................................................................................................................................... 53
8.1 Frequency / channel - schedule....................................................................................... 53
8.2 Technical Data ................................................................................................................ 54
List of Figures
Figure 1: KRT2-S Front View .............................................................................................................10
Figure 2: KRT2-P front view...............................................................................................................11
Figure 3: KRT2-L front view ...............................................................................................................12
Figure 4: KRT2 active & standby frequencies ....................................................................................26
Figure 5: KRT2 TX & RX operations ..................................................................................................27
Figure 6: Headsets.............................................................................................................................35
Figure 7: Connector pinout.................................................................................................................38
Figure 8: Remote control pinout .........................................................................................................38
