Line Repeater Signal Conditioning Board from Japan
Printed circuit board assembly with microphone preamplifiers for analog telephone line repeaters (8518.40.10). Conditions low-level audio pickup signals for transmission over copper lines. HTS 8518.90.41.00 as 'other' repeater parts.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit repeater system architecture diagrams showing PCB integration to customs for classification verification
• Include AT&T or telecom standards compliance certificates proving repeater compatibility
• Declare exact frequency response characteristics matching analog voiceband specifications