Quote:
Originally Posted by Clondike Clad
How in the he!! CAN AN IR LED XMIT DEEP IN THE GROUND.
WHAT AM I MISSING????????
THE LOW POWER OF IR LED WILL NOT GO DEEP AT ALL IN THE GROUND.
I BETTER GO BACK TO LURKING BEFORE I TALK TOO MUCH.
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I think the general idea is that the signal from the longtime buried target somehow rides on the IR beam, or some such pseudo-scientific explanation.