Printed circuit assemblies
Oscilloscopes, spectrum analyzers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of heading 9028; instruments and apparatus for measuring or detecting alpha, beta, gamma, X-ray, cosmic or other ionizing radiations; parts and accessories thereof: > Parts and accessories: > For articles of subheading 9030.10: > Printed circuit assemblies
Duty Rate (from China)
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
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]
Products classified under HTS 9030.90.25.00
Mixed Signal Oscilloscope Input Amplifier PCA
Printed circuit assembly containing precision analog amplifiers and attenuators for mixed-signal oscilloscopes, conditioning signals from 50uV to 50V ranges. It qualifies for HTS 9030.90.25.00 as a component dedicated to oscilloscope front-end signal measurement per subheading 9030.10.
Spectrum Analyzer Reference Oscillator PCB
Precision printed circuit assembly with oven-controlled crystal oscillator (OCXO) for oscilloscope timebase, ensuring <1ps jitter. Classified under HTS 9030.90.25.00 for its principal use in subheading 9030.10 oscilloscopes' timing circuits.
4-Channel Analog Front-End PCA for Benchtop Scopes
Multi-channel printed circuit assembly with track/hold amplifiers and 12-bit ADCs for 4-channel benchtop oscilloscopes up to 500MHz. HTS 9030.90.25.00 classification for dedicated oscilloscope (9030.10) analog signal conditioning.
Portable USB Scope Acquisition and Power Board
Integrated PCA combining 200MS/s acquisition and USB power management for handheld oscilloscopes. Classified HTS 9030.90.25.00 as essential part for portable 9030.10 instruments.
Eye Diagram Analysis Processor for High-Speed Scopes
Specialized DSP printed circuit assembly for jitter and eye diagram analysis in 20GHz+ oscilloscopes. HTS 9030.90.25.00 for advanced 9030.10 signal integrity testing capability.
Oscilloscope Main Control PCB
This printed circuit assembly serves as the main control board for digital oscilloscopes, handling signal processing, waveform display control, and user interface functions. It falls under HTS 9030.90.25.00 as a dedicated part for oscilloscopes (subheading 9030.10), containing specialized ICs for analog-to-digital conversion and high-speed data handling.
Digital Phosphor Oscilloscope Signal Acquisition Board
High-speed printed circuit assembly for digital phosphor oscilloscopes that captures and digitizes input signals at multi-GSa/s rates. Classified under HTS 9030.90.25.00 as it is a specialized part exclusively for subheading 9030.10 oscilloscopes, featuring FPGA for real-time waveform reconstruction.
USB Oscilloscope Interface Printed Circuit Board
Compact PCA providing USB 3.0 interface for PC-hosted oscilloscopes, handling data streaming at 1GS/s. Falls under HTS 9030.90.25.00 as the essential interface part for portable oscilloscopes of subheading 9030.10.
High-Voltage Differential Probe Amplifier Board
Printed circuit assembly for oscilloscope high-voltage differential probes, providing 100kV isolation and 100MHz bandwidth. Classified in HTS 9030.90.25.00 as an accessory PCA integral to oscilloscope measurement systems under 9030.10.
MSOX6000 Series Trigger Processor Board
Advanced FPGA-based printed circuit assembly for Keysight MSOX6000 oscilloscopes, processing complex digital triggers like serial protocol decoding. Falls under HTS 9030.90.25.00 as specialized part for subheading 9030.10 instruments.