JPS53133472A - Impedance change detecting circuit - Google Patents
Impedance change detecting circuitInfo
- Publication number
- JPS53133472A JPS53133472A JP4864377A JP4864377A JPS53133472A JP S53133472 A JPS53133472 A JP S53133472A JP 4864377 A JP4864377 A JP 4864377A JP 4864377 A JP4864377 A JP 4864377A JP S53133472 A JPS53133472 A JP S53133472A
- Authority
- JP
- Japan
- Prior art keywords
- detecting circuit
- impedance change
- change detecting
- power source
- vicinity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
PURPOSE: To maintain the maximum characteristics against changes in external conditions such as temperatures and operating conditions by controlling the oscillation frequency of a power source through an AFC circuit and setting the phase of connecting point at the bridge compensation side in the vicinity of +30° with respect to the power source voltage.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4864377A JPS5920983B2 (en) | 1977-04-27 | 1977-04-27 | Impedance change detection circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4864377A JPS5920983B2 (en) | 1977-04-27 | 1977-04-27 | Impedance change detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53133472A true JPS53133472A (en) | 1978-11-21 |
JPS5920983B2 JPS5920983B2 (en) | 1984-05-16 |
Family
ID=12809037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4864377A Expired JPS5920983B2 (en) | 1977-04-27 | 1977-04-27 | Impedance change detection circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5920983B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61138477U (en) * | 1985-02-18 | 1986-08-28 |
-
1977
- 1977-04-27 JP JP4864377A patent/JPS5920983B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5920983B2 (en) | 1984-05-16 |
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