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4 cards from this section. Quick, good the night before a test.
What is signal obstruction in GPS surveying?
Think about what might block signals.
Why is satellite visibility important?
Consider how GPS determines your location.
What are the consequences of signal obstructions in GPS surveying?
What do you think happens when a signal can't reach the receiver?
True or False: Multipath errors can lead to incorrect GPS positioning.
Reflecting signals can change how far away things seem.
You are conducting a survey in a downtown area filled with high-rise buildings. List steps you could take to minimize the impact of signal obstruction on your GPS data collection.
Consider ways to work around tall structures.
During a project, you encounter multipath errors leading to significant inaccuracies. What methodologies could you apply to improve measurement precision?
Think about technology that helps clean up data signals.
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