JPS51123031A - Voltag-level checking circuit - Google Patents

Voltag-level checking circuit

Info

Publication number
JPS51123031A
JPS51123031A JP50047537A JP4753775A JPS51123031A JP S51123031 A JPS51123031 A JP S51123031A JP 50047537 A JP50047537 A JP 50047537A JP 4753775 A JP4753775 A JP 4753775A JP S51123031 A JPS51123031 A JP S51123031A
Authority
JP
Japan
Prior art keywords
voltag
checking circuit
level checking
level
circuit
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
JP50047537A
Other languages
Japanese (ja)
Inventor
Osamu Yamashiro
Isamu Kobayashi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50047537A priority Critical patent/JPS51123031A/en
Priority to DE19762616640 priority patent/DE2616640A1/en
Priority to NL7604185A priority patent/NL7604185A/en
Publication of JPS51123031A publication Critical patent/JPS51123031A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16504—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed
    • G01R19/16519—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed using FET's
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G04C10/04—Arrangements of electric power supplies in time pieces with means for indicating the condition of the power supply

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manipulation Of Pulses (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)

Abstract

PURPOSE: A circuit capable of precisely checking the battery voltage level, etc., of an electronic watch, etc.
COPYRIGHT: (C)1976,JPO&Japio
JP50047537A 1975-04-21 1975-04-21 Voltag-level checking circuit Pending JPS51123031A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP50047537A JPS51123031A (en) 1975-04-21 1975-04-21 Voltag-level checking circuit
DE19762616640 DE2616640A1 (en) 1975-04-21 1976-04-15 Critical deviation detection of slowly varying signal - has probe picking up voltage of battery terminal producing binary signal when level changes
NL7604185A NL7604185A (en) 1975-04-21 1976-04-20 CHAIN FOR DETECTING A FINAL OR CRITICAL DEVIATION FROM A SLOWLY VARYING SIGNAL FROM A REFERENCE LEVEL.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50047537A JPS51123031A (en) 1975-04-21 1975-04-21 Voltag-level checking circuit

Publications (1)

Publication Number Publication Date
JPS51123031A true JPS51123031A (en) 1976-10-27

Family

ID=12777871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50047537A Pending JPS51123031A (en) 1975-04-21 1975-04-21 Voltag-level checking circuit

Country Status (3)

Country Link
JP (1) JPS51123031A (en)
DE (1) DE2616640A1 (en)
NL (1) NL7604185A (en)

Also Published As

Publication number Publication date
NL7604185A (en) 1976-10-25
DE2616640A1 (en) 1976-11-04

Similar Documents

Publication Publication Date Title
JPS5214854A (en) Standard voltage supplying circuit
JPS5242765A (en) Electronic watch
JPS5227540A (en) Constant-voltage supply circuit
JPS5342770A (en) Alarm electronic watch
JPS51123031A (en) Voltag-level checking circuit
JPS51115869A (en) Time correction device of electronic clock
JPS51129536A (en) A non-contact ignition apparatus
JPS5218364A (en) Electronic time switch
JPS51133094A (en) Accumulator of vending machine
JPS51144270A (en) Alarm-loaded electronic clock
JPS5220759A (en) Timer
JPS5354493A (en) Electronic watch
HK27082A (en) Circuit board assembly,e.g.for use in an electronic timepiece
JPS5239157A (en) Constant voltage circuit
JPS51112265A (en) Socket for integrated circuit
JPS5330370A (en) Electronic timepiece
JPS5253462A (en) Electronic watch with alarm
JPS5221641A (en) Constant-voltage circuit
JPS51142978A (en) Mounting method of circuit elements
JPS5342776A (en) Alarm electronic watch
JPS51116952A (en) Circuit operating method
JPS5217058A (en) Multi-function electronic clock
JPS5232555A (en) Constant voltage circuit with temperature characteristics variable
JPS51114653A (en) Constant voltage circuit element
JPS5220747A (en) Counter circuit