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Orangeman
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Joined: Jun 7, 2019
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RE: A Good Day for GPS
Saw some really strange readings working near Hill AFB in Utah. Every time a fighter jet flew near the PDOP would spike to over 100 & everything w...
5 years ago
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RE: How to do an impossible survey
The Weisbach Method. Used it in '79 to transfer control down a shaft at a molybdenum (sp) mine in New Mexico.
5 years ago
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