BE657120A - - Google Patents
Info
- Publication number
- BE657120A BE657120A BE657120DA BE657120A BE 657120 A BE657120 A BE 657120A BE 657120D A BE657120D A BE 657120DA BE 657120 A BE657120 A BE 657120A
- Authority
- BE
- Belgium
- Prior art keywords
- relay
- test
- connection
- unit
- telephone
- Prior art date
Links
- 238000012360 testing method Methods 0.000 claims description 205
- 238000005259 measurement Methods 0.000 claims description 64
- 230000009897 systematic effect Effects 0.000 claims description 38
- 239000003550 marker Substances 0.000 claims description 30
- 230000004044 response Effects 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 21
- 238000012544 monitoring process Methods 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 10
- 238000012795 verification Methods 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 5
- 230000008030 elimination Effects 0.000 claims description 5
- 238000003379 elimination reaction Methods 0.000 claims description 5
- 230000011664 signaling Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 10
- 238000010168 coupling process Methods 0.000 claims 10
- 238000005859 coupling reaction Methods 0.000 claims 10
- 210000000056 organ Anatomy 0.000 claims 4
- 239000003990 capacitor Substances 0.000 claims 2
- 101100421144 Danio rerio selenoo1 gene Proteins 0.000 claims 1
- 101100202896 Mus musculus Selenoo gene Proteins 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 claims 1
- 230000013707 sensory perception of sound Effects 0.000 claims 1
- 230000008054 signal transmission Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 13
- 235000014676 Phragmites communis Nutrition 0.000 description 8
- 238000004891 communication Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 239000002775 capsule Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US332208A US3308245A (en) | 1963-12-20 | 1963-12-20 | Loop sensing circuit |
| US361127A US3376398A (en) | 1964-04-20 | 1964-04-20 | Automatic central-office equipment testing arrangement |
| US362227A US3376399A (en) | 1964-04-24 | 1964-04-24 | Automatic line-access arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE657120A true BE657120A (en)) | 1965-06-15 |
Family
ID=27406847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE657120D BE657120A (en)) | 1963-12-20 | 1964-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE657120A (en)) |
-
1964
- 1964-12-15 BE BE657120D patent/BE657120A/fr unknown
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