CS225657B1 - Connection of the telephon apparatus for the subscriber's line and the shared line - Google Patents
Connection of the telephon apparatus for the subscriber's line and the shared line Download PDFInfo
- Publication number
- CS225657B1 CS225657B1 CS775742A CS574277A CS225657B1 CS 225657 B1 CS225657 B1 CS 225657B1 CS 775742 A CS775742 A CS 775742A CS 574277 A CS574277 A CS 574277A CS 225657 B1 CS225657 B1 CS 225657B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- resistor
- capacitor
- transistor
- connection
- line
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 25
- 239000004020 conductor Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000010411 cooking Methods 0.000 claims 2
- 238000009491 slugging Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/58—Anti-side-tone circuits
- H04M1/585—Anti-side-tone circuits implemented without inductive element
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/71—Substation extension arrangements
- H04M1/715—Substation extension arrangements using two or more extensions per line
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Devices For Supply Of Signal Current (AREA)
- Telephone Function (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD19495576A DD127119B1 (en]) | 1976-09-23 | 1976-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS225657B1 true CS225657B1 (en) | 1984-02-13 |
Family
ID=5505821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS775742A CS225657B1 (en) | 1976-09-23 | 1977-09-02 | Connection of the telephon apparatus for the subscriber's line and the shared line |
Country Status (7)
| Country | Link |
|---|---|
| CS (1) | CS225657B1 (en]) |
| CU (1) | CU34755A (en]) |
| DD (1) | DD127119B1 (en]) |
| DE (1) | DE2732532C2 (en]) |
| HU (1) | HU176960B (en]) |
| RO (1) | RO80538B1 (en]) |
| YU (1) | YU39255B (en]) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2159150C3 (de) * | 1971-11-29 | 1978-07-27 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung für zentralgespeiste Teilnehmerstationen mit eine Widerstandsbrücke enthaltenden Sprechschaltungen |
-
1976
- 1976-09-23 DD DD19495576A patent/DD127119B1/xx unknown
-
1977
- 1977-07-19 DE DE2732532A patent/DE2732532C2/de not_active Expired
- 1977-08-23 CU CU34755A patent/CU34755A/es unknown
- 1977-09-02 CS CS775742A patent/CS225657B1/cs unknown
- 1977-09-09 HU HU77FE1007A patent/HU176960B/hu unknown
- 1977-09-20 YU YU2223/77A patent/YU39255B/xx unknown
- 1977-09-21 RO RO91626A patent/RO80538B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD127119B1 (en]) | 1981-05-27 |
| YU222377A (en) | 1982-02-28 |
| YU39255B (en) | 1984-10-31 |
| CU20982L (es) | 1981-04-20 |
| DE2732532C2 (de) | 1986-04-17 |
| RO80538B1 (ro) | 1984-03-30 |
| HU176960B (hu) | 1981-06-28 |
| DE2732532A1 (de) | 1978-03-30 |
| DD127119A1 (en]) | 1977-09-07 |
| RO80538A2 (ro) | 1984-03-15 |
| CU34755A (es) | 1983-10-04 |
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