FR992051A - Traducteur électro-mécanique - Google Patents

Traducteur électro-mécanique

Info

Publication number
FR992051A
FR992051A FR992051DA FR992051A FR 992051 A FR992051 A FR 992051A FR 992051D A FR992051D A FR 992051DA FR 992051 A FR992051 A FR 992051A
Authority
FR
France
Prior art keywords
electro
mechanical translator
translator
mechanical
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.)
Expired
Application number
Other languages
English (en)
French (fr)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR992051A publication Critical patent/FR992051A/fr
Expired legal-status Critical Current

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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M7/00—Vibration-testing of structures; Shock-testing of structures
    • G01M7/02—Vibration-testing by means of a shake table
    • G01M7/025—Measuring arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
FR992051D 1948-08-19 1949-08-09 Traducteur électro-mécanique Expired FR992051A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US700233XA 1948-08-19 1948-08-19

Publications (1)

Publication Number Publication Date
FR992051A true FR992051A (fr) 1951-10-15

Family

ID=22092640

Family Applications (1)

Application Number Title Priority Date Filing Date
FR992051D Expired FR992051A (fr) 1948-08-19 1949-08-09 Traducteur électro-mécanique

Country Status (6)

Country Link
BE (1) BE490715A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH275854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE815493C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR992051A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB700233A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL73417C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE949360C (de) * 1952-01-11 1956-09-20 Patra Patent Treuhand Elektrische Gasentladungslampe, insbesondere Leuchtstofflampe

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1246897B (de) * 1959-09-09 1967-08-10 Itt Ind Ges Mit Beschraenkter Elektronische Festkoerperanordnung
NL267357A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1960-07-28
GB1051550A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1963-09-19
DE1239871B (de) * 1963-12-09 1967-05-03 Siemens Ag Druckempfindliche Halbleiteranordnung
DE1245425B (de) * 1965-06-23 1967-07-27 Telefunken Patent Elektromechanischer Wandler mit mechanisch empfindlichem Halbleiterbauelement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE949360C (de) * 1952-01-11 1956-09-20 Patra Patent Treuhand Elektrische Gasentladungslampe, insbesondere Leuchtstofflampe

Also Published As

Publication number Publication date
BE490715A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL73417C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE815493C (de) 1951-11-19
CH275854A (de) 1951-06-15
GB700233A (en) 1953-11-25

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