DK140387C - - Google Patents
Info
- Publication number
- DK140387C DK140387C DK411177A DK411177A DK140387C DK 140387 C DK140387 C DK 140387C DK 411177 A DK411177 A DK 411177A DK 411177 A DK411177 A DK 411177A DK 140387 C DK140387 C DK 140387C
- Authority
- DK
- Denmark
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)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK411177A DK140387B (da) | 1977-09-16 | 1977-09-16 | Apparat til måling af relativ frekvensafvigelse. |
| DE19782838376 DE2838376A1 (de) | 1977-09-16 | 1978-09-02 | Frequenzmessgeraet |
| FR7825726A FR2403562A1 (fr) | 1977-09-16 | 1978-09-07 | Appareil de mesure de la deviation relative d'une frequence |
| JP11184078A JPS5451873A (en) | 1977-09-16 | 1978-09-13 | Relative frequency deviation measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK411177A DK140387B (da) | 1977-09-16 | 1977-09-16 | Apparat til måling af relativ frekvensafvigelse. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK411177A DK411177A (nl) | 1979-03-17 |
| DK140387B DK140387B (da) | 1979-08-13 |
| DK140387C true DK140387C (nl) | 1980-01-14 |
Family
ID=8130296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK411177A DK140387B (da) | 1977-09-16 | 1977-09-16 | Apparat til måling af relativ frekvensafvigelse. |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5451873A (nl) |
| DE (1) | DE2838376A1 (nl) |
| DK (1) | DK140387B (nl) |
| FR (1) | FR2403562A1 (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2505443B1 (fr) * | 1981-05-08 | 1987-06-26 | Europ Agence Spatiale | Indicateur de position pour vanne, notamment pour vanne de verrouillage |
-
1977
- 1977-09-16 DK DK411177A patent/DK140387B/da unknown
-
1978
- 1978-09-02 DE DE19782838376 patent/DE2838376A1/de active Pending
- 1978-09-07 FR FR7825726A patent/FR2403562A1/fr not_active Withdrawn
- 1978-09-13 JP JP11184078A patent/JPS5451873A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK140387B (da) | 1979-08-13 |
| JPS5451873A (en) | 1979-04-24 |
| DE2838376A1 (de) | 1979-05-10 |
| DK411177A (nl) | 1979-03-17 |
| FR2403562A1 (fr) | 1979-04-13 |