NXP Semiconductors FRDMKW36UG, Руководство пользователя, Страница: 10 / 28

Figure 9. S11 diagram (Tx mode)
Results:
• Rx r eturn loss: -13.6 dB (2.4 GHz) < S11 < -6.5 dB (2.48 GHz)
• Tx r eturn loss: -9.08 dBm (2.48 GHz) < S11 < -21.7 dB (2.4 GHz)
RF matching is not set correctly on this PCB revision. Sensitivity is around -94 dBm instead of -95 dBm.
3.1.1.2 Modified hardware: FRDM-KW36 Rev. B & B1 results
Figure 10 and Figure 11 show the results when using L2 = 4.7 nH & C50 = 0.6 pF.
NXP Semiconductors
Functional description
FRDM-KW36 Freedom Development Board User’s Guide, Rev. 4, 01/2020
User's Guide 10 / 28