GB191312821A - Improvements in and relating to Telephones, Phonographs, and like Sound-receiving Apparatus. - Google Patents

Improvements in and relating to Telephones, Phonographs, and like Sound-receiving Apparatus.

Info

Publication number
GB191312821A
GB191312821A GB191312821DA GB191312821A GB 191312821 A GB191312821 A GB 191312821A GB 191312821D A GB191312821D A GB 191312821DA GB 191312821 A GB191312821 A GB 191312821A
Authority
GB
United Kingdom
Prior art keywords
phonographs
telephones
relating
sound
hornets
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
Inventor
Jules Frederic Glover
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191312821A publication Critical patent/GB191312821A/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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

12,821. Glover, J. F. June 2. Trumpets, arranging and supporting. - Apparatus for receiving vocal waves and transmitt'ng them to a reproducing or registering apparatus comprises two " hornets " which collect separately the sounds proceeding from the mouth and nose. Fig. 8 shows the " hornets " a, b communicating with several microphones having different degrees of sensibility, by way of tubes b', which lead from a central chamber. The apparatus may be used to make graphic or phonographic records or for experiments in vocal quality, switches being in the latter case inserted in the two circuits.
GB191312821D 1913-06-02 1913-06-02 Improvements in and relating to Telephones, Phonographs, and like Sound-receiving Apparatus. Expired GB191312821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191312821T 1913-06-02

Publications (1)

Publication Number Publication Date
GB191312821A true GB191312821A (en) 1914-05-28

Family

ID=32644804

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191312821D Expired GB191312821A (en) 1913-06-02 1913-06-02 Improvements in and relating to Telephones, Phonographs, and like Sound-receiving Apparatus.

Country Status (1)

Country Link
GB (1) GB191312821A (en)

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