Table of Contents
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RC4600 ACU Board Set
3.2.1
Antenna Pointing Solution ..................................................................................................... 79
3.2.2
Polarization Control ............................................................................................................... 81
3.2.3
Drive System ......................................................................................................................... 81
3.2.4
Position Sensing and Limits .................................................................................................. 81
3.2.4.1
Follow, Drift, and Drive Error Sensing ......................................................................... 83
3.2.5
Timekeeping .......................................................................................................................... 83
3.2.6
Magnetic Variation ................................................................................................................. 84
3.2.7
System Performance ............................................................................................................. 85
vii
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Table of Contents
