Table of Contents
1.0INTRODUCTIONANDDESCRIPTION
1.1PurposeofthisCharacteristic
1.2FunctionoftheEquipment
1.3UnitDescription
1.3.1ReceiverUnit
1.3.2FrequencyControl
1.3.3Antennas
1.3.4Instrumentation
1.4Interchangeability
1.4.1General
1.4.2InterchangeabilityDesiredfortheARINC710
ILSReceiver
1.4.3"GenerationInterchangeability"Considerations
1.5RegulatoryApproval
2.0INTERCHANGEABILITYSTANDARDS
2.1Introduction
2.2FormFactors,ConnectorsIndexPinCoding
2.2.1ReceiverUnit
2.2.2"StandardControlPanel"
2.2.3Indicators
2.2.4Antennas
2.3StandardInterwiring
2.4PowerCircuitry
2.4.1PrimaryPowerInput
2.4.2PowerControlCircuitry
2.4.3TheACCommonCold
2.4.4TheCommonGround
2.5StandardOutputs
2.6EnvironmentalConditions
2.7Cooling
2.8GroundingandBonding
3.0ILSRECEIVERDESIGN
3.1LocalizerReceiver
3.1.1FrequencyRangeandChanneling
3.1.2FrequencySelection
3.1.3ReceiverSensitivity-AuralReception
3.1.4ReceiverSensitivity-ILSReception
3.1.5Selectivity
3.1.6UndesiredResponses
3.1.7CrossModulation
3.1.8VOR-LocalizerInterference
3.1.9LocalizerReceiverPerformanceinthePresence
ofVHFCommunicationsTransmissions
3.1.10AutomaticGainControl
3.1.11DesensitizationandInterferenceRejection
3.2LocalizerReceiverAudioOutput
3.2.1Gain
3.2.2AudioOutputLevelVariationWithLoad
Impedance
3.2.3AudioFrequencyResponse
3.2.4HarmonicDistortion
3.2.5AudioOutputServiceAdjustment
3.2.6AudioPhaseShift
3.3GlideSlopeReceiver
3.3.1FrequencyRangeandChanneling
3.3.2FrequencySelection
3.3.3ReceiverSensitivity
3.3.4Selectivity
3.3.5UndesiredResponses
3.3.6CrossModulation
3.3.7AutomaticGainControl
3.3.8DesensitizationandInterferenceRejection
3.4ILSReceiverOutputs
3.4.1DeviationOutputPolarity
3.4.2DeviationDisplayInhibitingDuringCruise
3.5CourseDeviationOutputLinearity
3.5.1LocalizerCourseDeviationOutputLinearity
3.5.2GlideSlopeCourseDeviationOutputLinearity
3.6CourseStabilities
3.6.1LocalizerCourseCenteringStability
3.6.2GlideSlopeCourseCenteringStability
3.7DeviationOutputDamping
3.8Monitoring
3.8.1InputSignalMonitoring
3.8.2FailureMonitoring
3.8.2.1LocalizerFailureMonitoring
3.8.2.2GlideSlopeFailureMonitoring
3.8.3MonitorIntegrity
3.9FailureWarningAnnunciation
3.9.1StatusAnnunciationTiming
3.10FunctionalTest
3.11GroundStationIdentReporting
4.0ANTENNAS
4.1LocalizerAntenna
4.2GlideSlopeAntenna
4.3AntennaTransmissionLineConsiderations
5.0PROVISIONSFORAUTOMATICTESTEQUIPMENT
5.1General
5.2UnitIdentification
5.2.1PinAllocation
5.2.2UseofATLASLanguage
ATTACHMENTS
1ReceiverUnitConnectorPositioning
2StandardInterwiring
NotesApplicableToTheStandardInterwiring
ILSReceiverConnectorLayout(Middleand
BottomInserts)
3DigitalDataStandards
4DesignGoalsforILSReceiverCross
ModulationPerformance
5EnvironmentalTestCategories
APPENDICES
1StandardControlPanel
2ExcerptsfromICAOAnnex10"International
StandardsandRecommendedPractices
AeronauticalTelecommunications"
RelevanttoILS
3ChronologyandBibliography Abstract
Describes the desired characteristics of a new generation ILS receiver intended for installation in all types of commercial transport aircraft. It describes the desired operational capability of the equipment and the standards necessary to ensure interchangeability.
