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Immunity/Compliance
Standard
Proximity Fields
from RF Wireless
Communications
Equipment
IEC 61000-4-3
Radiate RF
IEC 61000-4-3
*Essential performance of the Chorus Sound Processor per IEC 60601 is defined as
auditory stimulation within safe amplitudes.
RF interference may occur in the vicinity of equipment marked with the
Compliance level
a
9 - 28 V/m
385 MHz - 2.45 GHz
at 3m
10 V/m
80 MHz - 2.7 Ghz
80% AM at 1 kHz
Electromagnetic environment - guidance
Proximity RF fields generated by
wireless communications equipment
should be at levels characteristic
of a typical location in a typical
commercial or hospital environment.
Portable and mobile RF
communications equipment should
be used no closer to any part of the
sound processor, including cables,
than the recommended separation
distance calculated from the equation
applicable to the frequency of the
transmitter.
symbol.
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