AirPlus KRT2 Guida

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
1 / 61
KRT2
VHF
Communication
Transceiver
P/N 100-(0002)-(800)
P/N 100-(1002)-(800)
Operation and Installation
Manual

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
2 / 61
Record of Revisions
Revision
Date Subject
1 06 Juni 2010 First issue
2 20 Sep 2010 Revision Stecker / Redaktionelle Änderungen
3 05 Feb 2011 Editorial update
4 04 Mai 2012 Cable-harness correction
5 16 Mai 2012 Software advantage for battery indication, error reports
6 19.Aug 2012 Hints for mic. Installation & intercom
7 Sept. 2012 Correction wiring
8 Dec. 2012 Dynamic Microphone GND-wiring
8.1, 8,2 Feb.2013 Text corrections
9 March 2013 Additional drawing, clarify microphone GND
9.1 March 2013 Text corrections
9.2 April 2013 Hints in drawings
9.3
Aug. 2013 Text corrections, new cable drawings
9.4 Okt. 2013 Text corrections
9.5 Nov. 2013 New favorites management
9.6 Mai 2014 Menu-limitation, PTT-Mic.-assignment, Installation limitations, Text
corrections, Mic.-AUTO-enhancement
9.7 Jun 2014 Hint for speaker installation
9.8 July 2014 Add chapter 6.6.2 and 6.8.3.1, add drawing motorglider
9.9 Nov 2014 Update Installation and Limitations Section.
10.0 Dec. 2014 New Display
11.0 May 2015 Specialty of two PTT
11.1 Jun 2015 Recommendation for SIT
11.2 July 2015 6.8.3.2 Schematic correction (TX/RX)
11.3 Aug 2015 6.6.5 Supplement for speaker grounding
11.4 Sept 2015 4.4.2 Squelch explain
12.0 Oct. 2015 Extension for Mini & Portrait
12.1 Nov.2015 Hint for dynamic microphone
12.2 Dec. 2015 5.9.3.3 image correction

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
3 / 61
List of Service-Bulletins (SB)
Service-Bulletins have to be inserted in the manual, and entered in
the table.
SB Number Rev.
No. Date Issued
Date
Inserted Name
Unit overview
Item No. Product Overview
Basic Version
Introduction of::
•
2 Standard Microphone Inputs
•
Auxiliary Audio Input
•
DUAL Watch Function

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
4 / 61
TABLE OF CONTENTS
1 GENERAL .......................................................................................................................... 6
1.1 Symbols ........................................................................................................................... 6
1.2 Abbreviations .................................................................................................................. 6
1.3 Customer Service ............................................................................................................. 7
1.4 KRT2 Transceiver properties .......................................................................................... 7
1.5 Installation ....................................................................................................................... 8
1.6 Software ........................................................................................................................... 8
2 CONTROL general ............................................................................................................. 9
2.1 Control Elements Overview ............................................................................................ 9
2.2 Display ........................................................................................................................... 12
2.3 Audio Menu levels ........................................................................................................ 13
2.4 Self-test error reports ..................................................................................................... 14
3 OPERATION .................................................................................................................... 15
3.1 General........................................................................................................................... 15
3.2 ON / OFF Switching ...................................................................................................... 15
3.3 Frequency Selection ...................................................................................................... 16
3.3.1 Direct Frequency Selection .................................................................................... 16
3.3.2 Frequency Selection from the Favorites List ......................................................... 17
3.3.3 Storing and Editing Favorites ................................................................................. 17
3.4 AUD – Audio Menu ...................................................................................................... 20
3.4.1 VOL – Volume ....................................................................................................... 20
3.4.2 SQ -- Squelch ......................................................................................................... 20
3.4.3 VOX – Intercom Voice Trigger Level Setting ....................................................... 21
3.4.4 Manual Intercom ..................................................................................................... 21
3.4.5 TXm – PTT Switch Selection ................................................................................ 22
3.4.6 INT – Intercom Volume ......................................................................................... 22
3.4.7 EXT – External Audio Input Volume .................................................................... 22
3.4.8 DIM – Display Brightness ...................................................................................... 23
3.4.9 BAT – Battery test .................................................................................................. 23
3.4.10 SIT – Side tone ....................................................................................................... 24
3.4.11 MIC – Setup ........................................................................................................... 24
3.4.12 Menu lock ............................................................................................................... 27
3.5 DUAL Watch ................................................................................................................. 27
3.6 Transmitter Operation.................................................................................................... 29
3.6.1 Speciality of two PTT ............................................................................................ 30
3.6.2 Self-test monitor ..................................................................................................... 30
3.6.3 Optical side tone ..................................................................................................... 31
3.7 Resetting to factory settings .......................................................................................... 32
3.8 SET UP - Menu ............................................................................................................. 32
3.8.1 ERASE – Erasing the Favorites List ...................................................................... 33
3.8.2 Channel Spacing ..................................................................................................... 33
4 Remote Control ................................................................................................................ 34
5 Installation ........................................................................................................................ 35
5.1 Limitations ..................................................................................................................... 35

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
5 / 61
5.2 Installation Hints ........................................................................................................... 36
5.3 Telecommunication Data ............................................................................................... 36
5.4 Scope of delivery ........................................................................................................... 36
5.5 Unpacking and Inspecting the Equipment ..................................................................... 37
5.6 Mounting ....................................................................................................................... 37
5.7 Electrical Connections ................................................................................................... 38
5.7.1 Microphone-Connection......................................................................................... 38
5.7.2 Speaker & open microphone: ................................................................................. 39
5.7.3 Earphone Connection ............................................................................................. 40
5.7.4 External Audio Input .............................................................................................. 40
5.7.5 Speaker Connection................................................................................................ 40
5.8 Final Audio-Setup ......................................................................................................... 41
5.8.1 For gliders .............................................................................................................. 41
5.8.2 For motor gliders dual seaters ................................................................................ 41
5.8.3 For Motor planes .................................................................................................... 41
5.9 Wiring ............................................................................................................................ 42
5.9.1 Wire Gauges ........................................................................................................... 42
5.9.2 Connector Pin-Configuration ................................................................................. 42
5.9.3 Wiring Diagram...................................................................................................... 42
5.9.3.1 Two place motor aircraft connection .............................................................. 42
5.9.3.2 Glider two place connection ........................................................................... 44
5.9.3.3 Glider single .................................................................................................... 45
5.9.3.4 Motor glider single .......................................................................................... 46
5.9.3.5 Motor glider dual ............................................................................................ 47
5.9.4 Wiring for dynamic microphones .......................................................................... 49
5.9.5 Connection support ................................................................................................ 49
5.10 Antenna ...................................................................................................................... 50
5.10.1 Antenna Selection .................................................................................................. 50
5.10.2 Installation Recommendation ................................................................................. 50
5.11 Microphone general ................................................................................................... 51
5.12 Post-Installation Check .............................................................................................. 52
5.13 Starting Up ................................................................................................................. 53
5.14 Accessories ................................................................................................................ 53
5.15 Drawings .................................................................................................................... 54
5.15.1 Dimensions ............................................................................................................. 54
5.15.2 Installation Directions ............................................................................................ 55
6 Maintenance ..................................................................................................................... 56
6.1 Periodic Maintenance .................................................................................................... 56
6.2 Repair ............................................................................................................................ 56
6.3 Cleaning ......................................................................................................................... 56
7 ANNEX ............................................................................................................................. 57
7.1 Frequency / Channel- schedule ..................................................................................... 57
7.2 Technical Data ............................................................................................................... 58

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
6 / 61
1 GENERAL
This manual contains information about the physical, mechanical and
electrical properties as well as a description for the operation and
installation of the VHF airborne transceiver KRT2.
1.1 Symbols
WARNING
Non-compliance may cause personnel injury due to radiation
or fire.
CAUTION
Non-compliance may cause damage or incorrect operation of
the transceiver.
INFORMATION
1.2 Abbreviations
Abb Description Definition
PTT Push to Talk Transmitter activation
VOX
Voice operated intercom Voice level setting for intercom
activation
INT Intercom level Intercom volume level setting
SQ Squelch Squelch setting
DIM Dimming Display brightness setting
BAT Battery control Check DC source
EXT External audio input External Audio input level setting

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
7 / 61
1.3 Customer Service
In order to process returned units most expeditiously, please fill in the
form Reshipment to be found under Service at http://www.dittel-
avionik.de.
Suggestions which will improve this manual are very much
appreciated at: http://www.dittel-avionik.de.
Information concerning software updates are available under
AIRplus Avionics at http://www.dittel-avionik.de.
1.4 KRT2 Transceiver properties
•
VHF airborne transceiver
•
Frequency range 118,000 to 136,975 MHz
•
Channel spacing 8,33/25 kHz (2278 channel)
•
Fast channel selection
•
4 separate microphone inputs (2 x standard or 2 x dynamics)
•
Audio-input for other audio devices
•
Installation: Standard panel cut-out (57 mm)
•
100 user definable frequencies with up to 8 character identifiers
Continuous transmissions will be turned off after 2 minutes.
(Stuck mic function)

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
8 / 61
1.5 Installation
For installation hints, data, electrical connections, limitations and
mounting instructions please see section “5 Installation”.
1.6 Software
The most functions inside the transceiver are controlled by
microprocessors. The software is classified as Level D in accordance with
EUROCAE/RTCA document ED12B/DO-178B.

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
9 / 61
2 CONTROL general
2.1 Control Elements Overview

User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
10 / 61
All functions and performances between the normal size unit (57mm
round) and the Portrait format (Mini) are identical.
The only difference to the Mini is partly the arrangement of the text area on
the display.
Altri manuali per KRT2
1
Indice
Altri manuali AirPlus Ricetrasmettitore


















