CH203725A - Elektrische Lautsprecherübertragungsanlage. - Google Patents

Elektrische Lautsprecherübertragungsanlage.

Info

Publication number
CH203725A
CH203725A CH203725DA CH203725A CH 203725 A CH203725 A CH 203725A CH 203725D A CH203725D A CH 203725DA CH 203725 A CH203725 A CH 203725A
Authority
CH
Switzerland
Prior art keywords
transmission system
public address
address transmission
electric public
electric
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH203725A publication Critical patent/CH203725A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
CH203725D 1936-10-17 1937-10-16 Elektrische Lautsprecherübertragungsanlage. CH203725A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR824085T 1936-10-17

Publications (1)

Publication Number Publication Date
CH203725A true CH203725A (de) 1939-03-31

Family

ID=9281684

Family Applications (1)

Application Number Title Priority Date Filing Date
CH203725D CH203725A (de) 1936-10-17 1937-10-16 Elektrische Lautsprecherübertragungsanlage.

Country Status (3)

Country Link
CH (1) CH203725A (pm)
FR (1) FR824085A (pm)
NL (1) NL49386C (pm)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082295A (en) * 1959-12-08 1963-03-19 All Union Res Inst Of Cinemato Panoramic mixer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3082295A (en) * 1959-12-08 1963-03-19 All Union Res Inst Of Cinemato Panoramic mixer

Also Published As

Publication number Publication date
NL49386C (pm)
FR824085A (fr) 1938-02-01

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