</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Spectrum Analyzer Reference Oscillator PCB from Canada

Precision printed circuit assembly with oven-controlled crystal oscillator (OCXO) for oscilloscope timebase, ensuring <1ps jitter. Classified under HTS 9030.90.25.00 for its principal use in subheading 9030.10 oscilloscopes' timing circuits.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter

Import Tips

Phase noise and aging specs must match oscilloscope datasheet requirements

Include thermal compensation circuit diagrams proving scope-specific design

Avoid 8543 classification by documenting timebase trigger synchronization functions