Through searching online, I roughly know the concepts of dbm, dbi, and db. I also know how dbm and db are calculated, but I don't know how dbi is calculated. The encyclopedia only talks about the conc
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[i=s]This post was last edited by bjemt on 2017-7-3 14:18[/i] The BLE wireless_usrt sample program provided by NXP is divided into three versions as shown in the figure below:I compared and saw that t