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August 29, 2022
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WHY PER CALCULATION DOES NOT WORK AS EXEPTED?
- August 29, 2022
- 2 replies
- 1308 views
Hi, following your DS, LoRa PER = 1%. While RF examination, for BW= 125KHz and SF=7, the sensitivity of the micro controller is around -125dBm for PER = 1%. When we change the value of SF to 12, the sensitivity should change to -138dBm but in reality we get sensitivity around -110dBm for PER = 1%. In -138dBm we have got Per of ~20%.
Our PER calculation has taken from your lib : Subghz_Phy_Per.
Our code is attached.
I would like to get a feedback from you why it is not working.
Thanks,
Tamar