Active FET Oscilloscope Probe from China

Low-noise active FET probe for high-impedance oscilloscope measurements up to 1GHz bandwidth. Powered via scope auxiliary port with <1pF input capacitance for sensitive analog circuits. HTS 9030.90.46.00 as specialized high-frequency oscilloscope accessory.

Duty Rate — China → United States

35%

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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Import Tips

Active probes contain semiconductors—declare ESD protection and handling requirements

Calibration data mandatory; scopes reject uncalibrated probes affecting classification proof

Avoid 'general probe' description; specify FET input stage and scope power requirements