Seismograph Mass-Centered Feedback Controller from Mexico
Active feedback controller maintaining sensor mass centering in force-feedback seismographs for stable long-period recording. HTS 9015.90.0150 as specialized geophysical part. Critical for observatory-grade installations.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Technical drawings showing integration with force-feedback mechanism required
• Prove principal use via seismograph service manuals