JPS53133471A - Circuit constant setting method of impedance change detecting circuit - Google Patents

Circuit constant setting method of impedance change detecting circuit

Info

Publication number
JPS53133471A
JPS53133471A JP4864477A JP4864477A JPS53133471A JP S53133471 A JPS53133471 A JP S53133471A JP 4864477 A JP4864477 A JP 4864477A JP 4864477 A JP4864477 A JP 4864477A JP S53133471 A JPS53133471 A JP S53133471A
Authority
JP
Japan
Prior art keywords
circuit
setting method
impedance change
change detecting
constant setting
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
Application number
JP4864477A
Other languages
Japanese (ja)
Other versions
JPS6147383B2 (en
Inventor
Toshitsugu Ueda
Tetsu Odohira
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Hokushin Electric Corp
Yokogawa Electric Works Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yokogawa Hokushin Electric Corp, Yokogawa Electric Works Ltd filed Critical Yokogawa Hokushin Electric Corp
Priority to JP4864477A priority Critical patent/JPS53133471A/en
Publication of JPS53133471A publication Critical patent/JPS53133471A/en
Publication of JPS6147383B2 publication Critical patent/JPS6147383B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)

Abstract

PURPOSE: To obtain a detecting circuit of high sensitivity and good S/N by so setting circuit constant that the phase of the voltage appearing at the point of connection of a parallel resonance circuit of an inductance and a capacitor and resistors becoms near +30° or -30° with respect to a supply voltage.
COPYRIGHT: (C)1978,JPO&Japio
JP4864477A 1977-04-27 1977-04-27 Circuit constant setting method of impedance change detecting circuit Granted JPS53133471A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4864477A JPS53133471A (en) 1977-04-27 1977-04-27 Circuit constant setting method of impedance change detecting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4864477A JPS53133471A (en) 1977-04-27 1977-04-27 Circuit constant setting method of impedance change detecting circuit

Publications (2)

Publication Number Publication Date
JPS53133471A true JPS53133471A (en) 1978-11-21
JPS6147383B2 JPS6147383B2 (en) 1986-10-18

Family

ID=12809063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4864477A Granted JPS53133471A (en) 1977-04-27 1977-04-27 Circuit constant setting method of impedance change detecting circuit

Country Status (1)

Country Link
JP (1) JPS53133471A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011521338A (en) * 2008-05-15 2011-07-21 ヴァルション テクニッリネン トゥトキムスケスクス Electronic code identification method and apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011521338A (en) * 2008-05-15 2011-07-21 ヴァルション テクニッリネン トゥトキムスケスクス Electronic code identification method and apparatus

Also Published As

Publication number Publication date
JPS6147383B2 (en) 1986-10-18

Similar Documents

Publication Publication Date Title
JPS5369685A (en) Temperature measuring apparatus
JPS53133471A (en) Circuit constant setting method of impedance change detecting circuit
JPS551507A (en) Humidity detector
JPS5314238A (en) Electronic ignition system
JPS5410621A (en) Detection circuit for normal tuning frequency
JPS5219581A (en) Capacitance/inductance measurement system
JPS5269673A (en) Magnetic signal detecting circuit
JPS53141504A (en) Detection system for proximate object
JPS53142856A (en) Comparator
JPS55101851A (en) Humidity measuring circuit
JPS5356086A (en) Magnetic field controller
JPS5397462A (en) Thrust amount measuring device of rolling horizontal rolls
JPS547382A (en) Surface potential measuring apparatus
JPS5219944A (en) Pulse width change circuit
JPS5387275A (en) Electro statec capacity measuring system
JPS5363083A (en) Detecting circuit for minute changing quantity
JPS52127276A (en) Temperature compensation circuit for presure transmitter
JPS5414280A (en) Deviation value detecting circuit
JPS5218397A (en) Apparatus for measuring conductivit of fluid
JPS5313961A (en) Measurement of characteristics of electronic parts
JPS5443071A (en) Circuit constant measuring method
JPS531573A (en) Measuring device for dc magnetization characteristics
JPS525557A (en) Oscillator with agc
JPS5279977A (en) Load detector
JPS52120753A (en) Electrode structure for electronic tube