CH422108A - Drehbare Schaltvorrichtung für ein HF-Gerät - Google Patents
Drehbare Schaltvorrichtung für ein HF-GerätInfo
- Publication number
- CH422108A CH422108A CH961863A CH961863A CH422108A CH 422108 A CH422108 A CH 422108A CH 961863 A CH961863 A CH 961863A CH 961863 A CH961863 A CH 961863A CH 422108 A CH422108 A CH 422108A
- Authority
- CH
- Switzerland
- Prior art keywords
- rotatable switching
- switching device
- rotatable
- switching
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/26—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection operated by hand
- H03J5/28—Tuning circuits or elements supported on a revolving member with contacts arranged in a plane perpendicular to the axis
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/03—Constructional details, e.g. casings, housings
- H04B1/034—Portable transmitters
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electric Clocks (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB30795/62A GB944118A (en) | 1962-08-10 | 1962-08-10 | Radio equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CH422108A true CH422108A (de) | 1966-10-15 |
Family
ID=10313246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH961863A CH422108A (de) | 1962-08-10 | 1963-08-02 | Drehbare Schaltvorrichtung für ein HF-Gerät |
Country Status (6)
Country | Link |
---|---|
US (1) | US3300665A (de) |
CH (1) | CH422108A (de) |
DE (1) | DE1441716B1 (de) |
DK (1) | DK107042C (de) |
GB (1) | GB944118A (de) |
SE (1) | SE300023B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3432760A (en) * | 1966-10-04 | 1969-03-11 | Gen Dynamics Corp | Multi-band radio frequency tuner-amplifier |
US3474269A (en) * | 1968-11-18 | 1969-10-21 | Bourns Inc | Electronic crystal selector |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1639817A (en) * | 1925-07-29 | 1927-08-23 | Wired Radio Inc | Piezo-electric crystal system |
US1654189A (en) * | 1925-12-29 | 1927-12-27 | Wired Radio Inc | Piezo-electric-crystal apparatus |
US1663682A (en) * | 1926-03-26 | 1928-03-27 | Wired Radio Inc | Piezo-electric-crystal apparatus |
US2078909A (en) * | 1934-10-31 | 1937-04-27 | Gen Electric | Tuning apparatus |
US2183723A (en) * | 1936-02-20 | 1939-12-19 | Telefunken Gmbh | Tuning means of communication or signal equipment |
US2157576A (en) * | 1936-05-14 | 1939-05-09 | Telefunken Gmbh | Arrangement of oscillation crystals |
GB493102A (en) * | 1937-03-30 | 1938-09-30 | Hettie Dent | Radio-frequency selector apparatus |
US2141563A (en) * | 1938-02-28 | 1938-12-27 | Paul Skojec Sr | Multiple fuse plug |
US2672592A (en) * | 1948-09-29 | 1954-03-16 | Stromberg Carlson Co | Switching device |
US2682645A (en) * | 1950-01-18 | 1954-06-29 | Louis J Patla | Variable inductance with multiple contact switch |
US2688062A (en) * | 1953-04-10 | 1954-08-31 | Charles W Edman | Combined switch and multiple fuse holder |
US2898563A (en) * | 1955-01-24 | 1959-08-04 | Cola Rinaldo E De | Turret tuner with peripherally extending contact carrying straps forming part of tuned circuit |
-
1962
- 1962-08-10 GB GB30795/62A patent/GB944118A/en not_active Expired
-
1963
- 1963-07-13 DK DK335763AA patent/DK107042C/da active
- 1963-07-23 DE DE19631441716 patent/DE1441716B1/de active Pending
- 1963-07-24 US US297336A patent/US3300665A/en not_active Expired - Lifetime
- 1963-08-02 CH CH961863A patent/CH422108A/de unknown
- 1963-08-09 SE SE8738/63A patent/SE300023B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US3300665A (en) | 1967-01-24 |
GB944118A (en) | 1963-12-11 |
DK107042C (da) | 1967-04-17 |
SE300023B (de) | 1968-04-01 |
DE1441716B1 (de) | 1970-10-29 |
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