BE608939A - Automatic level equalization assembly for telephone devices - Google Patents
Automatic level equalization assembly for telephone devicesInfo
- Publication number
- BE608939A BE608939A BE608939A BE608939A BE608939A BE 608939 A BE608939 A BE 608939A BE 608939 A BE608939 A BE 608939A BE 608939 A BE608939 A BE 608939A BE 608939 A BE608939 A BE 608939A
- Authority
- BE
- Belgium
- Prior art keywords
- automatic level
- telephone devices
- level equalization
- equalization assembly
- assembly
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/76—Compensating for differences in line impedance
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE958560 | 1960-10-07 | ||
SE812461 | 1961-08-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE608939A true BE608939A (en) | 1962-02-01 |
Family
ID=26654820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE608939A BE608939A (en) | 1960-10-07 | 1961-10-06 | Automatic level equalization assembly for telephone devices |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE608939A (en) |
DE (1) | DE1204273B (en) |
FI (1) | FI40640B (en) |
GB (1) | GB971265A (en) |
NL (1) | NL269902A (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL168862B (en) * | 1951-04-18 | Dynamit Nobel Ag | METHOD FOR BONDING MATERIALS, SUCH AS PAPER, LEATHER, WOOD AND PLASTICS, USING A POLYESTER-BASED MELTING ADHESIVE. | |
BE510952A (en) * | 1957-05-10 |
-
0
- NL NL269902D patent/NL269902A/xx unknown
-
1961
- 1961-09-19 FI FI163861A patent/FI40640B/fi active
- 1961-09-29 GB GB3537461A patent/GB971265A/en not_active Expired
- 1961-10-06 BE BE608939A patent/BE608939A/en unknown
- 1961-10-06 DE DET20910A patent/DE1204273B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FI40640B (en) | 1968-12-31 |
GB971265A (en) | 1964-09-30 |
NL269902A (en) | |
DE1204273B (en) | 1965-11-04 |
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