62
Electromagnetic immunity – cont.
The DREAM™ series hearing aids are intended for use in the electro-
magnetic environment specified below . The customer or the user of a
DREAM™ series hearing aid should assure that it is used in such an envi-
ronment .
Immunity
Test
IEC 60601
Test level
Compli-
ance level
Electromagnetic environ-
ment – guidance
Portable and mobile RF com-
munications equipment
should be used no closer to
any part of the DREAM
TM
series hearing aid, including
cables, than the recom-
mended separation distance
calculated from the equation
applicable to the frequency of
the transmitter .