This paper presents the scheme and experimental results of a high accuracy free gyro electrostatic gyroscope(ESG) northseekinginstrument.
提出了自由陀螺式静电陀螺找北仪的原理，并给出了系统测试结果。
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The north-seekinginstrument can be well integrated with the bearing and attitude to serve all army chariot and missile launch system with its high practical value.
Reversal point method which is adopted by gyroscope to seek north at present reduces the speed of north-seeking and is hard to make the instrument automatic.