AT187592B - Switching arrangement for monitoring, displaying, measuring or the like of the frequency or the frequency change of an electrical variable - Google Patents

Switching arrangement for monitoring, displaying, measuring or the like of the frequency or the frequency change of an electrical variable

Info

Publication number
AT187592B
AT187592B AT187592DA AT187592B AT 187592 B AT187592 B AT 187592B AT 187592D A AT187592D A AT 187592DA AT 187592 B AT187592 B AT 187592B
Authority
AT
Austria
Prior art keywords
frequency
displaying
monitoring
measuring
switching arrangement
Prior art date
Application number
Other languages
German (de)
Inventor
Odo Dipl Ing Erb
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT187592B publication Critical patent/AT187592B/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AT187592D 1954-07-13 1954-07-13 Switching arrangement for monitoring, displaying, measuring or the like of the frequency or the frequency change of an electrical variable AT187592B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT187592T 1954-07-13

Publications (1)

Publication Number Publication Date
AT187592B true AT187592B (en) 1956-11-10

Family

ID=3663931

Family Applications (1)

Application Number Title Priority Date Filing Date
AT187592D AT187592B (en) 1954-07-13 1954-07-13 Switching arrangement for monitoring, displaying, measuring or the like of the frequency or the frequency change of an electrical variable

Country Status (1)

Country Link
AT (1) AT187592B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257261B (en) * 1964-04-30 1967-12-28 Siemens Ag Frequency-dependent protection circuit for signal circuits operated with frequency multipliers
DE1265275B (en) * 1962-09-07 1968-04-04 Siemens Ag Frequency relay
DE1298588B (en) * 1966-07-15 1969-07-03 Siemens Ag Circuit arrangement for paging receivers with a high degree of separation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265275B (en) * 1962-09-07 1968-04-04 Siemens Ag Frequency relay
DE1257261B (en) * 1964-04-30 1967-12-28 Siemens Ag Frequency-dependent protection circuit for signal circuits operated with frequency multipliers
DE1298588B (en) * 1966-07-15 1969-07-03 Siemens Ag Circuit arrangement for paging receivers with a high degree of separation

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