CH252030A - Device for converting electrical energy into acoustic energy or vice versa and method of manufacturing such a device. - Google Patents

Device for converting electrical energy into acoustic energy or vice versa and method of manufacturing such a device.

Info

Publication number
CH252030A
CH252030A CH252030DA CH252030A CH 252030 A CH252030 A CH 252030A CH 252030D A CH252030D A CH 252030DA CH 252030 A CH252030 A CH 252030A
Authority
CH
Switzerland
Prior art keywords
manufacturing
vice versa
converting electrical
energy
electrical energy
Prior art date
Application number
Other languages
French (fr)
Inventor
S A Standard Telephone E Radio
Original Assignee
Standard Telephone & Radio Sa
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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH252030A publication Critical patent/CH252030A/en

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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
CH252030D 1942-10-30 1943-10-30 Device for converting electrical energy into acoustic energy or vice versa and method of manufacturing such a device. CH252030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR252030X 1942-10-30

Publications (1)

Publication Number Publication Date
CH252030A true CH252030A (en) 1947-11-30

Family

ID=8884181

Family Applications (1)

Application Number Title Priority Date Filing Date
CH252030D CH252030A (en) 1942-10-30 1943-10-30 Device for converting electrical energy into acoustic energy or vice versa and method of manufacturing such a device.

Country Status (3)

Country Link
BE (1) BE452930A (en)
CH (1) CH252030A (en)
FR (1) FR960711A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115766B (en) * 1956-06-09 1961-10-26 Schoeps Dr Ing Karl Sound receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115766B (en) * 1956-06-09 1961-10-26 Schoeps Dr Ing Karl Sound receiver

Also Published As

Publication number Publication date
BE452930A (en)
FR960711A (en) 1950-04-22

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