THALES COMMUNICATIONS
OIM
AHV1600-SYSTEM
TABLE OF CONTENTS
PAGES
INTRODUCTION.................................................................................................................................................1
1.
GENERAL INFORMATION ......................................................................................................................1
2.
BLOCK PAGE NUMBERS FOR SECTIONS............................................................................................1
3.
UPDATING...............................................................................................................................................1
4.
ADVISORIES............................................................................................................................................2
A.
SAFETY INSTRUCTIONS / ELECTROSTATIC DISCHARGE PRECAUTIONS..................................2
B.
SHORT - CIRCUIT PRECAUTIONS.....................................................................................................2
5.
UNCOMMON ABBREVIATIONS AND ACRONYMS ...............................................................................3
GENERAL............................................................................................................................................................1
1.
AHV1600 RADAR ALTIMETER MAIN FUNCTION..................................................................................1
2.
AHV1600 BASIC PRINCIPLE...................................................................................................................1
3.
BUILT IN TEST FUNCTION.....................................................................................................................3
A.
POWER-UP BUILT IN TEST (PBIT).....................................................................................................3
B.
INITIATED BUILT IN TEST (IBIT) ........................................................................................................3
C.
CONTINUOUS BUILT IN TEST (CBIT)................................................................................................3
4.
AIRCRAFT INTERFACE..........................................................................................................................3
PRESENTATION.............................................................................................................................................101
1.
AHV1600 RADAR ALTIMETER SYSTEM GENERAL DESCRIPTION................................................101
2.
AHV1600 TRANSCEIVER....................................................................................................................102
A.
EXTERNAL CHARACTERISTICS....................................................................................................103
B.
INTERNAL SUB-ASSEMBLIES........................................................................................................106
C.
FUNCTIONAL CHARACTERISTICS................................................................................................106
3.
OPERATIONAL INTERFACES............................................................................................................117
A.
POWER SUPPLY.............................................................................................................................117
B.
DIGITAL ARINC429 INTERFACE ....................................................................................................117
C.
AID SIGNALS INTERFACE..............................................................................................................118
D.
ENVIRONMENTAL CONDITIONS ...................................................................................................119
E.
IN FLIGHT CONDITIONS.................................................................................................................120
4.
ANTENNA ANT-140A...........................................................................................................................120
A.
GENERALITIES ON ANTENNA ANT-140A .....................................................................................120
B.
PHYSICAL CHARACTERISTICS .....................................................................................................120
C.
FUNCTIONAL CHARACTERISTICS................................................................................................122
5.
COAXIAL CABLES LENGHT ...............................................................................................................122
INSTALLATION...............................................................................................................................................201
1.
GENERAL CONDITIONS.....................................................................................................................201
A.
POWER SUPPLY.............................................................................................................................201
B.
LOCATION........................................................................................................................................201
C.
WATER, SAND, AND DUST TIGHTNESS.......................................................................................201
D.
MOUNTING.......................................................................................................................................201
E.
INSTALLATION CONDITIONS.........................................................................................................201
2.
STEP BY STEP TRANSCEIVER INSTALLATION...............................................................................202
A.
CHOICE OF ANTENNAE LOCATION..............................................................................................203
B.
ANTENNA MOUNTING....................................................................................................................204
C.
CONNECTION..................................................................................................................................205
3.
VERIFICATION.....................................................................................................................................205
A.
GROUND TESTS .............................................................................................................................205
B.
IN FLIGHT TESTS............................................................................................................................205