Printed circuit assemblies of the articles of subheading 8518.10.40 or 8518.29.40
Microphones and stands therefor; loudspeakers, whether or not mounted in their enclosures; headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers; audio-frequency electric amplifiers; electric sound amplifier sets; parts thereof: > Parts: > Other: > Printed circuit assemblies of the articles of subheading 8518.10.40 or 8518.29.40
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 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 8518.90.60.00
Microphone Preamp Printed Circuit Board
This printed circuit assembly contains the amplification circuitry specifically designed for professional condenser microphones under subheading 8518.10.40. It processes low-level audio signals from the microphone capsule with high gain and low noise. Classified under 8518.90.60.00 as a PCA of those microphones.
Conference Microphone Array Signal Processor PCA
Multi-channel printed circuit assembly with beamforming DSP for ceiling-mounted conference microphone arrays under 8518.10.40. Processes multiple mic capsules into clear audio pickup. Qualifies under 8518.90.60.00 for those professional mics.
Studio Condenser Mic Headphone Amplifier Board
Compact PCA providing monitor headphone amplification integrated with large-diaphragm studio condenser microphone electronics (8518.10.40). Allows zero-latency artist monitoring during recording. Specifically for those microphone subheading.
Digital Wireless Mic DSP Audio Processing Board
High-performance DSP printed circuit assembly for digital wireless microphone systems in subheading 8518.29.40. Handles audio encoding, error correction, and amplification. Fits 8518.90.60.00 criteria precisely.
UHF Wireless Mic True Diversity Receiver Board
Dual-tuner printed circuit assembly for UHF true diversity wireless microphone receivers (8518.29.40). Provides dropout-free audio by selecting strongest signal. Specifically for those wireless mic systems.
Ribbon Microphone Signal Conditioning PCA
Specialized low-noise printed circuit assembly for passive ribbon microphones requiring high-ratio transformers and amplification (8518.10.40). Restores delicate ribbon output to line level. For those professional microphones.
Professional Earset Microphone Amplifier Board
Printed circuit assembly for headworn earset microphones used in broadcasting and theater (8518.10.40). Contains close-talking mic preamp and beltpack amplifier circuitry. PCA of specified professional microphone articles.
Digital Modeling Microphone Processing Board
Advanced DSP printed circuit assembly for digitally modeling microphones emulating classic patterns (8518.10.40). Multiple capsule processing on single board. For those professional condenser microphones.
Wireless Microphone Receiver Audio Board
Printed circuit assembly for the audio processing and amplification section of wireless microphone receivers classified in 8518.29.40. Handles RF demodulation and audio output for live sound systems. Meets 8518.90.60.00 as PCA of specified articles.
Boundary Layer Microphone Preamplifier PCA
Low-profile printed circuit assembly for boundary layer (PQ) microphones used in conference tables, classified under 8518.10.40. Provides phase-coherent amplification from surface-mounted capsules. PCA of specified professional mics.