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H
R
R
EART
ATE
EADING
If the chest strap is worn near sources of electromagnetic signals, these signals may be strong enough to elevate
heart rate readings. Possible sources include:
•
Television sets and/or antennas, cell phones, computers, cars, high voltage power lines and motor driven
exercise equipment.
•
Another heart rate transmitter within three feet, or one meter, may also cause abnormal heart rate readings.
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I
E
O
E
S
RRATIC
R
XTREMELY
H
IGH
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