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JTJunluan Tsuiinble-voice.hashnode.dev·Aug 23, 2025 · 2 min read

Rectification Record of KT1025A Bluetooth Audio Chip for Treadmill in KC Certification FCC Test at Luxshare

I. Problem Description The testing agency Luxshare reported that the sample sent by the customer failed the wireless KC (Korea) test, mainly in the following two aspects: The receive spurious of the Bluetooth part does not meet the standard. The Bl...

JTJunluan Tsuiinble-voice.hashnode.dev·Jul 26, 2025 · 2 min read

KT6368A Bluetooth Chip Used in BMS Battery Metal Shell: RF Distance Performance and Optimization Strategies

The customer's product is a BMS protection board. Due to its application in a waterproof scenario, it adopts a fully - enclosed design and is completely wrapped in metal, as shown in the following figure. The customer reported that because the devic...