FR687802A - Improvements to the loudspeakers and their mounting method - Google Patents

Improvements to the loudspeakers and their mounting method

Info

Publication number
FR687802A
FR687802A FR687802DA FR687802A FR 687802 A FR687802 A FR 687802A FR 687802D A FR687802D A FR 687802DA FR 687802 A FR687802 A FR 687802A
Authority
FR
France
Prior art keywords
loudspeakers
mounting method
mounting
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
French (fr)
Inventor
Alexandre I Abrahams
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 FR687802A publication Critical patent/FR687802A/en
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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
FR687802D 1929-05-21 1930-01-07 Improvements to the loudspeakers and their mounting method Expired FR687802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US339312TA 1929-05-21 1929-05-21

Publications (1)

Publication Number Publication Date
FR687802A true FR687802A (en) 1930-08-13

Family

ID=31945970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR687802D Expired FR687802A (en) 1929-05-21 1930-01-07 Improvements to the loudspeakers and their mounting method

Country Status (2)

Country Link
FR (1) FR687802A (en)
GB (1) GB339312A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367377A (en) * 1979-07-16 1983-01-04 Nippon Gakki Seizo K.K. Horn loudspeaker with particular suspension and lead wire passage

Also Published As

Publication number Publication date
GB339312A (en) 1930-12-05

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