surviellence
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Learned a New Surveillance Trick So Your Target Can't See You On a Sunny Day.
HOW TO USE THE SUN TO BLOCK A SUBJECT'S ABILITY TO SEE YOUR DRONE. HEARD, BUT NOT SEEN. Let's say you want to observe a person or animal without being seen (still heard, but not seen) in the sky on a sunny day. I sort of learned this accidentally. I was surveilling a group of people in a public...- StevenBrodsky
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- block sun surviellence
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- Forum: General Discussions