Magnetron Gas-Filled Amplifier Tube from Canada
Gas-filled magnetron tubes amplify microwave signals using crossed-field electron interaction in low-pressure gas. Used in radar amplifiers, they classify as gas electron tubes under HTS 8540.89.0020.
Duty Rate — Canada → United States
13.7%
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
• Frequency range and magnetic field specs required for proper declaration
• Distinguish from vacuum magnetrons with gas pressure documentation
• Defense Trade Controls license likely required