Quantum Instruments QTT Quantum Test Tone Generator from Mexico
Pocket-sized test tone generator producing standard audio test signals for field service technicians. HTS 8543.20.00.00 covers this portable signal generator with individual test signal functions.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Battery-powered units need clear power source declaration to avoid 8517 classification
• Emphasize test signal generation over mere tone production for proper 8543 placement
• Field service tools benefit from simplified documentation showing portable test use