ILS Localizer Receiver Signal Processor Board
Printed circuit board assembly that processes Instrument Landing System (ILS) localizer signals for civil aircraft precision approach navigation. HTS 9014.90.20.40 classification as part of 9014.20.80 navigational appliances dedicated to civil aircraft. High-reliability components ensure Category III landing capability.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general radio navigation receivers
Circuit boards for non-aircraft specific radio equipment classify under Chapter 85 telecommunications.
If imported as standalone electronic circuits
Without civil aircraft end-use proof, processor boards default to electrical machinery classification.
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Import Tips & Compliance
• Include ARINC 429 interface specifications and ILS modulation demodulation parameters in technical documentation
• Provide ETSO (European TSO) or equivalent certification for signal processing avionics classification
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