User's Manual Part 2

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REGULATORY INFORMATION
The following Table summarizes the technical details of the Bluetooth
and WidexLink technology as it is implemented in the COM-DEX.
Unit COM-DEX Hearing aid
Type W-link Bluetooth* W-link
Antenna type Inductive Loop
antenna
Embedded
ceramic
antenna
Inductive
antenna
Antenna
dimensions
L: 70 cm NA Ø1 .8 mm
L – 4 .85mm
Modulation FSK FHSS/GFSK,
π/4 DPSK,
8DPSK
FSK
lch
D:20141117083232+01’00’17-11-2014 08:32:32
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-- M-DEX
Magnetic Field
Strength
-26dBμA/m at
10m distance
NA -54dBμA/m at
10m distance
Output power 1.2 nW EIRP**
-59 dBm
2.5 mW EIRP
+4dBm
29pW EIRP**
-75 dBm
Range <1m remote
unit to hearing
aid
<10m between
COM-DEX and
Bluetooth
device
<1m remote unit
to hearing aid
<30cm be-
tween hearing
aids
Center fre-
quency
10.6MHz 2 .45GHz ISM 10.6MHz
Channels Single channel
radio
80 channels Single channel
radio
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