DE1441716B1 - Trommelschalter fuer Funkgeraete und Verfahren zu dessen Herstellung - Google Patents

Trommelschalter fuer Funkgeraete und Verfahren zu dessen Herstellung

Info

Publication number
DE1441716B1
DE1441716B1 DE19631441716 DE1441716A DE1441716B1 DE 1441716 B1 DE1441716 B1 DE 1441716B1 DE 19631441716 DE19631441716 DE 19631441716 DE 1441716 A DE1441716 A DE 1441716A DE 1441716 B1 DE1441716 B1 DE 1441716B1
Authority
DE
Germany
Prior art keywords
drum
strip
components
quartz
switch
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.)
Pending
Application number
DE19631441716
Other languages
German (de)
English (en)
Inventor
Powles Frederick Georges
Roy Hilton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of DE1441716B1 publication Critical patent/DE1441716B1/de
Pending legal-status Critical Current

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)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
DE19631441716 1962-08-10 1963-07-23 Trommelschalter fuer Funkgeraete und Verfahren zu dessen Herstellung Pending DE1441716B1 (de)

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
DE1441716B1 true DE1441716B1 (de) 1970-10-29

Family

ID=10313246

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19631441716 Pending DE1441716B1 (de) 1962-08-10 1963-07-23 Trommelschalter fuer Funkgeraete und Verfahren zu dessen Herstellung

Country Status (6)

Country Link
US (1) US3300665A (da)
CH (1) CH422108A (da)
DE (1) DE1441716B1 (da)
DK (1) DK107042C (da)
GB (1) GB944118A (da)
SE (1) SE300023B (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
US3300665A (en) 1967-01-24
SE300023B (da) 1968-04-01
GB944118A (en) 1963-12-11
DK107042C (da) 1967-04-17
CH422108A (de) 1966-10-15

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