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GG: main novelties and advantages (II)
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Capacitance read-out at room temperature: sensitive,
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reliable,
well known
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Fast
spin makes many
perturbing effects DC (constraints
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on
payload and s/c released)
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2-axis sensitivity (in the plane perp. to symmetry axis):
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maintains
2 DOF of signal; allows supercritical rotation
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(Þ self-centering
+ high frequency modulation);
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improves
sensitivity by factor Ö2
w.r.t having only one
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sensitive
axis
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Ground testing of FULL
payload prototype possible !!!!
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