| 发明名称 |
ELECTRONIC APPARATUS FOR CONVERTING IMPEDANCES AND ELECTRICAL MEASUREMENTS |
| 摘要 |
This specification discloses an electronic apparatus of the tripole type for converting impedances. A transistorized differential symmetrical amplifier comprises first and second identical half-amplifiers which both have high input impedance and low output impedance.
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| 申请公布号 |
US3657662(A) |
申请公布日期 |
1972.04.18 |
| 申请号 |
USD3657662 |
申请日期 |
1969.07.18 |
| 申请人 |
JOSEPH ANTOINE LEMOUZY |
发明人 |
JOSEPH ANTOINE LEMOUZY |
| 分类号 |
G01R17/16;G01R19/00;(IPC1-7):H03F3/18 |
主分类号 |
G01R17/16 |
| 代理机构 |
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代理人 |
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| 地址 |
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