NL59576C - - Google Patents

Info

Publication number
NL59576C
NL59576C NL87583A NL87583A NL59576C NL 59576 C NL59576 C NL 59576C NL 87583 A NL87583 A NL 87583A NL 87583 A NL87583 A NL 87583A NL 59576 C NL59576 C NL 59576C
Authority
NL
Netherlands
Application number
NL87583A
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 filed Critical
Application granted granted Critical
Publication of NL59576C publication Critical patent/NL59576C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/08—Cathode arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/28—Vessels, e.g. wall of the tube; Windows; Screens; Suppressing undesired discharges or currents
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electron Tubes For Measurement (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
NL87583A 1937-05-04 1938-04-28 NL59576C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEF4463D DE889657C (en) 1937-05-04 1937-05-04 Secondary electron amplifier
DEF4678D DE901569C (en) 1937-05-04 1938-02-19 Photocell with secondary electron amplifier
GB13174/38A GB514335A (en) 1937-05-04 1938-05-03 Improvements in or relating to electron multipliers

Publications (1)

Publication Number Publication Date
NL59576C true NL59576C (en) 1947-07-15

Family

ID=32073732

Family Applications (1)

Application Number Title Priority Date Filing Date
NL87583A NL59576C (en) 1937-05-04 1938-04-28

Country Status (6)

Country Link
US (1) US2216267A (en)
BE (1) BE427837A (en)
DE (3) DE889657C (en)
FR (1) FR837484A (en)
GB (1) GB514335A (en)
NL (1) NL59576C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750071C (en) * 1939-06-21 1944-12-12 Process for the production of electron multipliers with electrodes of different secondary emissivity
GB745811A (en) * 1951-03-27 1956-03-07 Emi Ltd Improvements relating to electron multipliers
DE1031902B (en) * 1953-11-09 1958-06-12 Siemens Ag Albis Image converter tube
US2983845A (en) * 1959-05-07 1961-05-09 Bendix Corp Electron multiplier spurious noise baffle
US4006376A (en) * 1975-02-28 1977-02-01 Rca Corporation Phototube having improved electron collection efficiency

Also Published As

Publication number Publication date
DE907097C (en) 1954-03-22
US2216267A (en) 1940-10-01
DE889657C (en) 1953-09-14
GB514335A (en) 1939-11-06
FR837484A (en) 1939-02-10
BE427837A (en) 1938-05-31
DE901569C (en) 1954-01-11

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