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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If marketed as standalone instrument preamplifier
End-use as general audio amplifier changes classification.
If transformer components dominate assembly value
Electrical transformers classified by function if predominant.
If connector assemblies rather than signal processing
Electrical connections apparatus if primarily termination function.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Transformer specs and ribbon impedance matching docs essential for classification
• Mark as 'fragile - ribbon mic specific' to prevent mishandling
• Avoid valuation inclusion of microphone ribbon element if not assembled
Related Products 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.
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.