Dex COM- Manual page 122

Where P is the maximum
output power rating of the
transmitter in watts (W)
according to the transmitter
manufacturer and d is the
recommended separation
distance in metres (m).
Field strengths from fixed
RF transmitters, as deter-
mined by an electromag-
netic site survey , should be
a
less than the compliance
level in each frequency
range .
b
Interference may occur in
the vicinity of equipment
marked with the following
symbol:
119