NL55793C - - Google Patents

Info

Publication number
NL55793C
NL55793C NL94544A NL94544A NL55793C NL 55793 C NL55793 C NL 55793C NL 94544 A NL94544 A NL 94544A NL 94544 A NL94544 A NL 94544A NL 55793 C NL55793 C NL 55793C
Authority
NL
Netherlands
Application number
NL94544A
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 NL55793C publication Critical patent/NL55793C/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
    • H04R15/00—Magnetostrictive transducers
    • 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
    • H03B5/40—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a magnetostrictive resonator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/22—Constructional features of resonators consisting of magnetostrictive material

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Heads (AREA)
NL94544A 1938-08-04 1939-07-29 NL55793C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE531871X 1938-08-04

Publications (1)

Publication Number Publication Date
NL55793C true NL55793C (zh) 1944-01-15

Family

ID=6555175

Family Applications (1)

Application Number Title Priority Date Filing Date
NL94544A NL55793C (zh) 1938-08-04 1939-07-29

Country Status (3)

Country Link
FR (1) FR858334A (zh)
GB (1) GB531871A (zh)
NL (1) NL55793C (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826396A (en) * 1955-02-01 1958-03-11 Telephonics Corp Vibration producing apparatus
US2874316A (en) * 1957-01-04 1959-02-17 Blackstone Corp Ultrasonic transducers

Also Published As

Publication number Publication date
FR858334A (fr) 1940-11-22
GB531871A (en) 1941-01-13

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