TWTA-Qualified CW Klystron Amplifier from Germany
A continuous wave (CW) klystron designed for high-power RF amplification in satellite ground station transmitters, operating at X-band frequencies (8-12 GHz) with output power exceeding 10 kW. It falls under HTS 8540.79.10.00 as a klystron, which is a specialized microwave tube using velocity modulation for amplification in radar and communication systems. This excludes grid-controlled tubes and covers other microwave tubes explicitly named as klystrons.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Verify klystron specifications match subheading exclusions (no grid-control); obtain FCC certification for RF devices
• Include technical datasheets proving microwave tube functionality to avoid misclassification as general parts