I have been reading EN 60990 (Methods of measurement of touch current and
protective conductor current). The text calls out a simple human body
measuring network that consists of a resistor (1500 ohms) in parallel with
a capacitor (0.22 uF) which are in series with another resistor (500 ohms).
The standard doesn't say but it implies that this network is only valid to
1 MHz (since the various charts and tables end at this frequency).

My question is: Does any one know of a human body network or circuit that
goes higher in frequency or know of a measuring technique/procedure for
higher frequency contact currents? I am particularly interested in
measuring contact current at 13.56 MHz (RFID).

Thanks,
Bob Heller
3M EMC Laboratory, 76-1-01
St. Paul, MN 55107-1208
Tel:  651- 778-6336
Fax:  651-778-6252
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