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FCC/CE RF Certification Fail

Hi,

We are using the Nordic Semi nRF51822-QFAA-T to do BLE project, but when we test CE/FCC RF test(Conducted / Radiated), there has a lot of noise around 2.4G.

BTW, I used Nordic Studio DTM to test it.

Nordic Studio DTM setting

Test result shows below:

image description

backup image

schematic

PCB layout

Could anyone help me please?

Elliott

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