Chapter II 9600 GPS Surveying System Operation
5. Please ensure that receiver should be used once every three month. |
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2.6 Notice of using 9600 receiver
When you use 9600 receiver, please pay attention to the following items.
1. You must operate according to this manual to ensure the required result. For example,
when you select surveying point, you should avoid shade, buildings, interfere fountain and so on. |
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Chapter II 9600 GPS Surveying System Operation
3. Take out receiver, install it on the centering apparatus and lock it tightly.
2.5 How to measure antenna height
After mount the instrument, user should measure antenna once at the beginning and the end
of every period of time, please ensure the accuracy reach mm level. When surveying, we usually
measure from the center point on the ground to the waterproof loop of antenna. That is an inclined
height. Please refer to fig 2-5. |
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