JPH0114547B2 - - Google Patents

Info

Publication number
JPH0114547B2
JPH0114547B2 JP55047619A JP4761980A JPH0114547B2 JP H0114547 B2 JPH0114547 B2 JP H0114547B2 JP 55047619 A JP55047619 A JP 55047619A JP 4761980 A JP4761980 A JP 4761980A JP H0114547 B2 JPH0114547 B2 JP H0114547B2
Authority
JP
Japan
Prior art keywords
frequency
oscillator
output
signal
demodulator
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.)
Expired
Application number
JP55047619A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56143962A (en
Inventor
Mitsutoshi Sugawara
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP4761980A priority Critical patent/JPS56143962A/ja
Publication of JPS56143962A publication Critical patent/JPS56143962A/ja
Publication of JPH0114547B2 publication Critical patent/JPH0114547B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
JP4761980A 1980-04-11 1980-04-11 Measuring device for frequency discriminator Granted JPS56143962A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4761980A JPS56143962A (en) 1980-04-11 1980-04-11 Measuring device for frequency discriminator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4761980A JPS56143962A (en) 1980-04-11 1980-04-11 Measuring device for frequency discriminator

Publications (2)

Publication Number Publication Date
JPS56143962A JPS56143962A (en) 1981-11-10
JPH0114547B2 true JPH0114547B2 (en]) 1989-03-13

Family

ID=12780225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4761980A Granted JPS56143962A (en) 1980-04-11 1980-04-11 Measuring device for frequency discriminator

Country Status (1)

Country Link
JP (1) JPS56143962A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958373U (ja) * 1982-10-11 1984-04-16 アンリツ株式会社 標準信号発生装置
CN104198846B (zh) * 2014-08-18 2017-03-22 广东大普通信技术有限公司 一种晶体振荡器老化特性的自动测试方法及系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524276A (en) * 1975-06-30 1977-01-13 Nec Corp Two-signal distortion measuring circuit

Also Published As

Publication number Publication date
JPS56143962A (en) 1981-11-10

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