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发明名称
数字显示电位差计
摘要
本实用新型公开了一种能测量未知电位差或输出标准电位差的数学显示电位差计,它的特征是由一只数字电压表头,二组一级稳压电源及一组二级或多级稳压电源组成,设有用一个标准电池校准装置,测量未知电位差装置及输出正、负标准电位差装置。
申请公布号
CN2113495U
申请公布日期
1992.08.19
申请号
CN91215769.0
申请日期
1991.08.05
申请人
赵宝义
发明人
赵宝义
分类号
G01R17/20
主分类号
G01R17/20
代理机构
代理人
主权项
1、一种由数字电压表头及多级稳压电源组成的数字显示电位差计,它包括二组一级稳压电源[1]及一组多级稳压电源[2],可以用来测量未知电位差或输出标准电位差。其特征在于LED显示用电与A/D转换用电分别由二组一级稳压电源供电,输出标准电压由另一组二级[2]或多级稳压电源供电,另一特征为用一个标准电池[W]校准电压表头读数,随后测量未知电位差Vix或输出标准电位差Vos。
地址
200082上海市榆林路114/21
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