DE710803C - Demodulationsvorrichtung - Google Patents

Demodulationsvorrichtung

Info

Publication number
DE710803C
DE710803C DEI55668D DEI0055668D DE710803C DE 710803 C DE710803 C DE 710803C DE I55668 D DEI55668 D DE I55668D DE I0055668 D DEI0055668 D DE I0055668D DE 710803 C DE710803 C DE 710803C
Authority
DE
Germany
Prior art keywords
frequency
plate
crystal
piezoelectric
vibrations
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
DEI55668D
Other languages
German (de)
English (en)
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
Application granted granted Critical
Publication of DE710803C publication Critical patent/DE710803C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DEI55668D 1935-08-01 1936-08-01 Demodulationsvorrichtung Expired DE710803C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34122A US2126886A (en) 1935-08-01 1935-08-01 Acoustic rectifying device

Publications (1)

Publication Number Publication Date
DE710803C true DE710803C (de) 1941-09-22

Family

ID=21874445

Family Applications (1)

Application Number Title Priority Date Filing Date
DEI55668D Expired DE710803C (de) 1935-08-01 1936-08-01 Demodulationsvorrichtung

Country Status (5)

Country Link
US (1) US2126886A (enExample)
DE (1) DE710803C (enExample)
FR (1) FR815899A (enExample)
GB (1) GB477623A (enExample)
NL (1) NL48530C (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416337A (en) * 1943-06-10 1947-02-25 Bell Telephone Labor Inc Vibration damping circuit
US4499566A (en) * 1981-01-21 1985-02-12 The United States Of America As Represented By The Secretary Of The Navy Electro-ceramic stack

Also Published As

Publication number Publication date
NL48530C (enExample)
FR815899A (fr) 1937-07-24
GB477623A (en) 1938-01-04
US2126886A (en) 1938-08-16

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