// RF_KNOWLEDGE_BASE — REGULATIONS & CERTIFICATION
← Back to RF FAQ What is the hardware debugging procedure when a BLE device fails radiated spurious emissions?
// RF_DB_QUERY: RESOLVED
SYS_OK
Identify the failing harmonic frequencies (e.g. 4.8GHz, 7.2GHz) using a spectrum analyzer. Then, insert or recalculate a Low Pass Filter (LPF) network in the RF path to suppress the targeted harmonics.
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