CH330293A - Velocity modulated electron tube with reduced hiss - Google Patents

Velocity modulated electron tube with reduced hiss

Info

Publication number
CH330293A
CH330293A CH330293DA CH330293A CH 330293 A CH330293 A CH 330293A CH 330293D A CH330293D A CH 330293DA CH 330293 A CH330293 A CH 330293A
Authority
CH
Switzerland
Prior art keywords
hiss
reduced
electron tube
modulated electron
velocity modulated
Prior art date
Application number
Other languages
French (fr)
Inventor
Forrest Quate Calvin
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of CH330293A publication Critical patent/CH330293A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/06—Electron or ion guns
    • H01J23/065—Electron or ion guns producing a solid cylindrical beam
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/34—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being vacuum tube
CH330293D 1952-06-12 1953-06-09 Velocity modulated electron tube with reduced hiss CH330293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US293186A US2792518A (en) 1952-06-12 1952-06-12 Low noise velocity modulation tube

Publications (1)

Publication Number Publication Date
CH330293A true CH330293A (en) 1958-05-31

Family

ID=23128045

Family Applications (1)

Application Number Title Priority Date Filing Date
CH330293D CH330293A (en) 1952-06-12 1953-06-09 Velocity modulated electron tube with reduced hiss

Country Status (7)

Country Link
US (2) US2792518A (en)
BE (1) BE520612A (en)
CH (1) CH330293A (en)
DE (1) DE974964C (en)
FR (1) FR1080863A (en)
GB (1) GB739394A (en)
NL (2) NL91447C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB748945A (en) * 1949-08-12 1956-05-16 Standard Telephones Cables Ltd Improvements in or relating to electron discharge tubes
BE529619A (en) * 1953-03-26 1900-01-01
US2936393A (en) * 1956-12-28 1960-05-10 Hughes Aircraft Co Low noise traveling-wave tube
BE572338A (en) * 1957-12-03
NL269926A (en) * 1961-10-04

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL73832C (en) * 1946-10-22
US2578434A (en) * 1947-06-25 1951-12-11 Rca Corp High-frequency electron discharge device of the traveling wave type
US2632130A (en) * 1947-11-28 1953-03-17 Joseph F Hull High current density beam tube
BE491242A (en) * 1948-12-10
NL89376C (en) * 1950-06-17

Also Published As

Publication number Publication date
FR1080863A (en) 1954-12-14
US2792518A (en) 1957-05-14
USRE24794E (en) 1960-03-15
NL179062B (en)
DE974964C (en) 1961-06-15
GB739394A (en) 1955-10-26
NL91447C (en)
BE520612A (en)

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