CH216071A - Thermionic lamp device. - Google Patents

Thermionic lamp device.

Info

Publication number
CH216071A
CH216071A CH216071DA CH216071A CH 216071 A CH216071 A CH 216071A CH 216071D A CH216071D A CH 216071DA CH 216071 A CH216071 A CH 216071A
Authority
CH
Switzerland
Prior art keywords
thermionic
lamp device
lamp
thermionic lamp
Prior art date
Application number
Other languages
French (fr)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH216071A publication Critical patent/CH216071A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CH216071D 1937-12-17 1938-12-16 Thermionic lamp device. CH216071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB216071X 1937-12-17

Publications (1)

Publication Number Publication Date
CH216071A true CH216071A (en) 1941-07-31

Family

ID=10165761

Family Applications (2)

Application Number Title Priority Date Filing Date
CH223659D CH223659A (en) 1937-12-17 1938-12-07 Amplifier arrangement.
CH216071D CH216071A (en) 1937-12-17 1938-12-16 Thermionic lamp device.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH223659D CH223659A (en) 1937-12-17 1938-12-07 Amplifier arrangement.

Country Status (3)

Country Link
CH (2) CH223659A (en)
FR (2) FR847652A (en)
GB (1) GB507603A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2595444A (en) * 1946-06-26 1952-05-06 Harry W Becker Amplifier

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2757244A (en) * 1950-10-11 1956-07-31 Electro Voice Broad band amplifier for television systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2595444A (en) * 1946-06-26 1952-05-06 Harry W Becker Amplifier

Also Published As

Publication number Publication date
CH223659A (en) 1942-09-30
FR847653A (en) 1939-10-13
FR847652A (en) 1939-10-13
GB507603A (en) 1939-06-19

Similar Documents

Publication Publication Date Title
CH205665A (en) X-ray tube.
CH202825A (en) Cannetière.
CH216071A (en) Thermionic lamp device.
CH195922A (en) Stand on can.
CH212944A (en) Tube circuit.
CH203255A (en) Extension device.
FR817461A (en) Hydro-slider device
FR823682A (en) Dosing-dispenser device
FR831895A (en) Fumivorous device
DK58237C (en) Vippedavid.
DK54642C (en) Projector.
CH207220A (en) Direction finding device.
DK54658C (en) Light advertising device.
GR6577B (en) LIGHT ADVERTISING DEVICE.
FR763747A (en) Thermionic discharge device
GR6925B (en) TUBE COMBINATION - DYE.
ES143909A1 (en) An improved fixation device.
FR844766A (en) Thermionic lamp devices
FR843858A (en) Anti-pushback device
ES143796A1 (en) Electron discharge device.
DK54385C (en) Inhalation device.
DK53804C (en) Sign.
GR6468B (en) INSECTICIDE DEVICE.
DK54132C (en) Bonspyd.
DK55607C (en) Tagpap.