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HTRC11001T Reader PCB Antenna Problem

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HTRC11001T Reader PCB Antenna Problem

‎05-11-2026 12:24 AM
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Leo5
Contributor I
Dear NXP-Community,
Leo5_0-1778484052220.png

 

C1=4.7nF, C2=680pF, PCB actual antenna La=332uH, ESR=43Ω. The sensing distance is short and consistency is poor, with some waveform distortion. Are there any methods to improve this? 
Leo5_1-1778484070995.pngLeo5_2-1778484091860.png

 

 

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