Direct Assessment & Guided Wave Testing
Direct Assessment & Guided Wave Testing
Direct Assessment & Guided Wave Testing
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• Dead Zone<br />
– Collar cannot transmit<br />
and receive at the same<br />
time<br />
– This leads to dead zone<br />
shown in green on the<br />
data trace<br />
– Typically ~ 1ft. In length.<br />
Dead Zone<br />
SLIDE 42