FR611063A - Perfectionnements aux instruments pour les mesures de transmission téléphonique - Google Patents
Perfectionnements aux instruments pour les mesures de transmission téléphoniqueInfo
- Publication number
- FR611063A FR611063A FR611063DA FR611063A FR 611063 A FR611063 A FR 611063A FR 611063D A FR611063D A FR 611063DA FR 611063 A FR611063 A FR 611063A
- Authority
- FR
- France
- Prior art keywords
- refinements
- instrument
- telephone transmission
- transmission measurements
- measurements
- 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.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 title 1
- 238000005259 measurement Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
- H04B3/487—Testing crosstalk effects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1242/26A GB260137A (en) | 1926-01-15 | 1926-01-15 | Improvements in or relating to telephone transmission measuring instruments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR611063A true FR611063A (fr) | 1926-09-20 |
Family
ID=9718574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR611063D Expired FR611063A (fr) | 1926-01-15 | 1926-02-15 | Perfectionnements aux instruments pour les mesures de transmission téléphonique |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1704786A (instruction) |
| BE (1) | BE332307A (instruction) |
| FR (1) | FR611063A (instruction) |
| GB (1) | GB260137A (instruction) |
| NL (1) | NL18327C (instruction) |
-
0
- BE BE332307D patent/BE332307A/xx unknown
- NL NL18327D patent/NL18327C/xx active
-
1925
- 1925-09-23 US US58204A patent/US1704786A/en not_active Expired - Lifetime
-
1926
- 1926-01-15 GB GB1242/26A patent/GB260137A/en not_active Expired
- 1926-02-15 FR FR611063D patent/FR611063A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE332307A (instruction) | |
| GB260137A (en) | 1926-10-28 |
| NL18327C (instruction) | |
| US1704786A (en) | 1929-03-12 |
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