CH100986A - Sprechmaschine mit elektrischer Schallübertragung. - Google Patents

Sprechmaschine mit elektrischer Schallübertragung.

Info

Publication number
CH100986A
CH100986A CH100986DA CH100986A CH 100986 A CH100986 A CH 100986A CH 100986D A CH100986D A CH 100986DA CH 100986 A CH100986 A CH 100986A
Authority
CH
Switzerland
Prior art keywords
sound transmission
electrical sound
talking machine
talking
machine
Prior art date
Application number
Other languages
English (en)
Inventor
Telegraphie-Gesellschaf Stille
Original Assignee
Telegraphie Gmbh System Stille
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 Telegraphie Gmbh System Stille filed Critical Telegraphie Gmbh System Stille
Publication of CH100986A publication Critical patent/CH100986A/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/001—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor with vibrating mechanical coupling means between pick-up element and sound producing element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
CH100986D 1922-05-06 1922-03-27 Sprechmaschine mit elektrischer Schallübertragung. CH100986A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12847/22A GB195879A (en) 1922-05-06 1922-05-06 Improvements in electro-magnetic sound-boxes for phonographs and the like

Publications (1)

Publication Number Publication Date
CH100986A true CH100986A (de) 1923-08-16

Family

ID=10012210

Family Applications (1)

Application Number Title Priority Date Filing Date
CH100986D CH100986A (de) 1922-05-06 1922-03-27 Sprechmaschine mit elektrischer Schallübertragung.

Country Status (5)

Country Link
US (1) US1522657A (de)
CH (1) CH100986A (de)
FR (1) FR550978A (de)
GB (1) GB195879A (de)
NL (1) NL11072C (de)

Also Published As

Publication number Publication date
NL11072C (de)
GB195879A (en) 1923-04-12
FR550978A (fr) 1923-03-24
US1522657A (en) 1925-01-13

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