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Positive value of antenna signal

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asked 2019-12-03 14:19:49 +0000

vladinko0
7 ●2 ●4 ●5

updated 2019-12-03 14:20:34 +0000

Sometimes I see in packets captured by Wireshark in radiotap.dbm_antsignal property positive values from 1 to 17. Shouldn't it be only negative?

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answered 2019-12-03 19:50:59 +0000

Guy Harris
19890 ●3 ●633 ●207

According to the specification for that field, it could be positive if the signal is > 1 mW. 1 would be 1.3 mW; 17 would be 50 mW.

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