CH358873A - Mechanisches Frequenzfilter - Google Patents
Mechanisches FrequenzfilterInfo
- Publication number
- CH358873A CH358873A CH358873DA CH358873A CH 358873 A CH358873 A CH 358873A CH 358873D A CH358873D A CH 358873DA CH 358873 A CH358873 A CH 358873A
- Authority
- CH
- Switzerland
- Prior art keywords
- frequency filter
- mechanical frequency
- mechanical
- filter
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
- H03H9/50—Mechanical coupling means
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1957T0013399 DE1242770B (de) | 1957-03-22 | 1957-03-22 | Mechanisches Frequenzfilter |
Publications (1)
Publication Number | Publication Date |
---|---|
CH358873A true CH358873A (de) | 1961-12-15 |
Family
ID=7547323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH358873D CH358873A (de) | 1957-03-22 | 1958-02-12 | Mechanisches Frequenzfilter |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH358873A (pt) |
DE (1) | DE1242770B (pt) |
FR (1) | FR1191702A (pt) |
NL (2) | NL225484A (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1491528B1 (de) * | 1965-04-20 | 1972-04-27 | Elektronische Bauelemente Veb | Mechanischer bandpass |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2124787C2 (de) * | 1971-05-19 | 1984-07-12 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Mechanische Filter |
FR2360212A1 (fr) * | 1976-07-26 | 1978-02-24 | Lignes Telegraph Telephon | Perfectionnement au couplage pour filtres electromecaniques |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2240306A (en) * | 1939-10-24 | 1941-04-29 | Bell Telephone Labor Inc | Electromechanical filter |
NL71852C (pt) * | 1946-01-07 | |||
NL162357B (nl) * | 1951-07-02 | Basf Ag | Werkwijze voor de bereiding van aldehyden en alcoholen volgens het oxo-procede. | |
GB703020A (en) * | 1951-07-18 | 1954-01-27 | John Hugh Davey Walton | Improvements in or relating to frequency filters |
-
0
- NL NL114040D patent/NL114040C/xx active
- NL NL225484D patent/NL225484A/xx unknown
-
1957
- 1957-03-22 DE DE1957T0013399 patent/DE1242770B/de active Pending
-
1958
- 1958-02-12 CH CH358873D patent/CH358873A/de unknown
- 1958-02-19 FR FR1191702D patent/FR1191702A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1491528B1 (de) * | 1965-04-20 | 1972-04-27 | Elektronische Bauelemente Veb | Mechanischer bandpass |
Also Published As
Publication number | Publication date |
---|---|
FR1191702A (fr) | 1959-10-21 |
NL114040C (pt) | |
DE1242770B (de) | 1967-06-22 |
NL225484A (pt) |
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