jj_01_09_003v_013 Casio fx-82NL
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P = U2 / R
stel R= 1ohm
10mV2 / R = 100exp-6 /1=100 microW
14mV2 / R = 196exp-6 /1=196 microW
ca 200 = 2 x 100 = 3dB
10 -3 0.01 0.0001 ENG-notatie 100exp-6 = 100 microWatt
14 -3 0.014 0.000196 ENG-notatie 196exp-6 = 196 microWatt