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32 DePuy Synthes Instructions for Use Universal Battery Charger II
Recommended separation distances between portable and mobile RF communications equipment
and the Synthes Universal Battery Charger II
The Synthes Universal Battery Charger II is intended for use in the electromagnetic environment in which radiated RF
disturbances are controlled. The customer or the user of the Synthes Universal Battery Charger II can help prevent
electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications
equipment (transmitters) and the Synthes Universal Battery Charger II as recommended below, according to the
maximum output power of the communication equipment.
Rated maximum output
power of transmitter
W
0.01
0.1
1
10
100
For transmitters rated at a maximum output power not listed above, the recommended separation distance
d
in
metres (m) can be estimated using the equation applicable to the frequency of the transmitter, where
P
is the
maximum output power rating of the transmitter in watts (W) according to the transmitter manufacturer.
Note 1:
At 80 MHz and 800 MHz, the separation distance for the higher frequency range applies.
Note 2:
These guidelines may not apply in all situations. Electromagnetic propagation is affected by
absorption and reflection from structures, objects and people.
m
150 kHz to 80 MHz
d
= 0.35
=+
P
3.5 cm
11 cm
35 cm
1.1 m
3.5 m
800 MHz to 6.2 GHz
d
= 0.7
=+
P
7 cm
23 cm
70 cm
2.3 m
7 m
Table 4: Recommended separation distances (not life-supporting devices)
80 MHz to 800 MHz
d
= 0.35
=+
P
3.5 cm
11 cm
35 cm
1.1 m
3.5 m
Separation distance according to frequency of transmitter
Technical Data
Electromagnetic Compatibility
Содержание Universal Battery Charger II
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