JPS51119271A - Frequency detection device - Google Patents

Frequency detection device

Info

Publication number
JPS51119271A
JPS51119271A JP50044430A JP4443075A JPS51119271A JP S51119271 A JPS51119271 A JP S51119271A JP 50044430 A JP50044430 A JP 50044430A JP 4443075 A JP4443075 A JP 4443075A JP S51119271 A JPS51119271 A JP S51119271A
Authority
JP
Japan
Prior art keywords
frequency detection
detection device
assures
detect
specified
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.)
Pending
Application number
JP50044430A
Other languages
Japanese (ja)
Inventor
Koji Uchikoshi
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.)
NAKAMICHI KENKIYUUSHIYO KK
NAKAMICHI KENKYUSHO
Nakamichi Corp
Original Assignee
NAKAMICHI KENKIYUUSHIYO KK
NAKAMICHI KENKYUSHO
Nakamichi Corp
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 NAKAMICHI KENKIYUUSHIYO KK, NAKAMICHI KENKYUSHO, Nakamichi Corp filed Critical NAKAMICHI KENKIYUUSHIYO KK
Priority to JP50044430A priority Critical patent/JPS51119271A/en
Publication of JPS51119271A publication Critical patent/JPS51119271A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Electric Motors In General (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

PURPOSE: Frequency detection circuit that assures, with phase variation, to detect a signal whose frequency differs from the specified one.
COPYRIGHT: (C)1976,JPO&Japio
JP50044430A 1975-04-11 1975-04-11 Frequency detection device Pending JPS51119271A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50044430A JPS51119271A (en) 1975-04-11 1975-04-11 Frequency detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50044430A JPS51119271A (en) 1975-04-11 1975-04-11 Frequency detection device

Publications (1)

Publication Number Publication Date
JPS51119271A true JPS51119271A (en) 1976-10-19

Family

ID=12691266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50044430A Pending JPS51119271A (en) 1975-04-11 1975-04-11 Frequency detection device

Country Status (1)

Country Link
JP (1) JPS51119271A (en)

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