Seismograph Timing Synchronization Board from Japan
This circuit board provides GPS-synchronized timing for multi-station seismograph networks, ensuring accurate earthquake event correlation. It qualifies for HTS 9015.90.0150 as a specialized accessory dedicated to seismograph operations in geophysical monitoring. Precision timing is vital for seismic array deployments.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include GPS timing protocol certifications linking to seismograph standards for proper Chapter 90 classification
• Document network synchronization for seismic arrays to distinguish from general timing devices