JPS5451873A - Relative frequency deviation measuring instrument - Google Patents
Relative frequency deviation measuring instrumentInfo
- Publication number
- JPS5451873A JPS5451873A JP11184078A JP11184078A JPS5451873A JP S5451873 A JPS5451873 A JP S5451873A JP 11184078 A JP11184078 A JP 11184078A JP 11184078 A JP11184078 A JP 11184078A JP S5451873 A JPS5451873 A JP S5451873A
- Authority
- JP
- Japan
- Prior art keywords
- measuring instrument
- frequency deviation
- relative frequency
- deviation measuring
- relative
- 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
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)
-
- 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
- G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK411177A DK140387B (en) | 1977-09-16 | 1977-09-16 | Apparatus for measuring relative frequency deviation. |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5451873A true JPS5451873A (en) | 1979-04-24 |
Family
ID=8130296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11184078A Pending JPS5451873A (en) | 1977-09-16 | 1978-09-13 | Relative frequency deviation measuring instrument |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5451873A (en) |
DE (1) | DE2838376A1 (en) |
DK (1) | DK140387B (en) |
FR (1) | FR2403562A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2505443B1 (en) * | 1981-05-08 | 1987-06-26 | Europ Agence Spatiale | POSITION INDICATOR FOR VALVE, PARTICULARLY FOR LOCKING VALVE |
-
1977
- 1977-09-16 DK DK411177A patent/DK140387B/en unknown
-
1978
- 1978-09-02 DE DE19782838376 patent/DE2838376A1/en active Pending
- 1978-09-07 FR FR7825726A patent/FR2403562A1/en not_active Withdrawn
- 1978-09-13 JP JP11184078A patent/JPS5451873A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DK140387B (en) | 1979-08-13 |
DK411177A (en) | 1979-03-17 |
DK140387C (en) | 1980-01-14 |
FR2403562A1 (en) | 1979-04-13 |
DE2838376A1 (en) | 1979-05-10 |
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