Heading Repeater Interface Board
Printed circuit board for interfacing heading data repeaters in 9014.20.80 navigational systems, enabling NMEA 0183/2000 output. Falls under 9014.90.20 as an accessory principally used with marine gyrocompasses. Critical for bridge data distribution on vessels.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wired communication modules
General data communication apparatus parts classify under 8517
If oscilloscopes or test equipment
Measuring instrument parts shift to 9030 if not navigation-dedicated
If automatic data processing units
ADP machine parts under 8471 if multifunctional beyond navigation
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Import Tips & Compliance
• Provide NMEA protocol certification and vessel compatibility docs; watch for ITAR restrictions on military-spec boards
• Use HS explanatory notes to distinguish from general telecom boards
Related Products under HTS 9014.90.20
NMEA Output Converter Module
Signal converter module translating gyrocompass data to standard NMEA sentences for 9014.20.80 systems. Classified 9014.90.20 as accessory principally used with marine navigational instruments. Enables integration with autopilots and ECDIS.
Gyrocompass Sensor Module
Replacement sensor module for marine gyrocompasses classified under 9014.20.80, containing precision gyroscopes and electronic circuitry for directional accuracy. It falls under HTS 9014.90.20 as a dedicated part interchangeable solely with those navigational instruments. Essential for maintaining vessel orientation in GPS-denied environments.
Integrated Navigation Display Unit
LCD display replacement for electronic navigational instruments under 9014.20.80, featuring ruggedized touchscreen for compass and heading data. Classified in 9014.90.20 as it is dedicated exclusively to those marine direction-finding appliances. Supports real-time integration with GPS and inertial systems.
Magnetic Flux Gate Sensor
Precision fluxgate magnetometer sensor for marine gyrocompass systems in 9014.20.80, detecting Earth's magnetic field for heading reference. HTS 9014.90.20 applies as a principal part suitable solely for these navigational appliances. Used for fluxgate-stabilized compasses in commercial shipping.
Gyrocompass Power Supply Unit
Dedicated 24VDC power supply module for gyrocompasses under 9014.20.80, with vibration-resistant design for marine use. Classified HTS 9014.90.20 per Chapter Note 2(b) as suitable principally with these navigational instruments. Ensures stable power during rough seas.
Navigation Data Processor Card
DSP processor card for real-time heading computation in 9014.20.80 gyrocompass systems. HTS 9014.90.20 classification as a part principally for these marine navigational appliances. Handles Kalman filtering for accurate orientation.