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请问下仪表放大器外接电阻Rg的问题

Other Parts Discussed in Thread: INA128

我想选择仪表放大器INA128,它的放大倍数关系为  G=1+50k/Rg

如果我想要G=1时,直接不接电阻Rg是否可以呢?谢谢