FR2364586A1 - Automatic selector for multichannel sound reproduction - has eighteen sound channels with dial selectors to enable connection to any required channel - Google Patents

Automatic selector for multichannel sound reproduction - has eighteen sound channels with dial selectors to enable connection to any required channel

Info

Publication number
FR2364586A1
FR2364586A1 FR7627597A FR7627597A FR2364586A1 FR 2364586 A1 FR2364586 A1 FR 2364586A1 FR 7627597 A FR7627597 A FR 7627597A FR 7627597 A FR7627597 A FR 7627597A FR 2364586 A1 FR2364586 A1 FR 2364586A1
Authority
FR
France
Prior art keywords
sound reproduction
eighteen
channel
enable connection
units
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.)
Pending
Application number
FR7627597A
Other languages
French (fr)
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.)
MOTIVA TRADING Ltd
Original Assignee
MOTIVA TRADING Ltd
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 MOTIVA TRADING Ltd filed Critical MOTIVA TRADING Ltd
Priority to FR7627597A priority Critical patent/FR2364586A1/en
Publication of FR2364586A1 publication Critical patent/FR2364586A1/en
Pending 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
    • 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

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)

Abstract

The sound reproduction equipment is used to provide sound reproduction recordings to several listeners. Each listener may choose any one of the recordings by automatic selection. The equipment has a sixteen recorded voice channels. Each channel has a pre-amplifier which supplies a bus line. The bus lines are connected to interconnecting units in turn connected to listening units. The interconnecting units are located near the pre-amplifiers. They comprise two eight-channel multiplexers, a binary counter, a pulse counter and a voice amplifier. The listening units have a telephone type dials for selecting the appropriate channel. They also have a set of earphones.
FR7627597A 1976-09-14 1976-09-14 Automatic selector for multichannel sound reproduction - has eighteen sound channels with dial selectors to enable connection to any required channel Pending FR2364586A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7627597A FR2364586A1 (en) 1976-09-14 1976-09-14 Automatic selector for multichannel sound reproduction - has eighteen sound channels with dial selectors to enable connection to any required channel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7627597A FR2364586A1 (en) 1976-09-14 1976-09-14 Automatic selector for multichannel sound reproduction - has eighteen sound channels with dial selectors to enable connection to any required channel

Publications (1)

Publication Number Publication Date
FR2364586A1 true FR2364586A1 (en) 1978-04-07

Family

ID=9177660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627597A Pending FR2364586A1 (en) 1976-09-14 1976-09-14 Automatic selector for multichannel sound reproduction - has eighteen sound channels with dial selectors to enable connection to any required channel

Country Status (1)

Country Link
FR (1) FR2364586A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5182552A (en) * 1989-08-24 1993-01-26 Bose Corporation Multiple zone audio system
US5838384A (en) * 1995-07-17 1998-11-17 Gateway 2000, Inc. System for assigning multichannel audio signals to independent wireless audio output devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5182552A (en) * 1989-08-24 1993-01-26 Bose Corporation Multiple zone audio system
US5838384A (en) * 1995-07-17 1998-11-17 Gateway 2000, Inc. System for assigning multichannel audio signals to independent wireless audio output devices
US5867223A (en) * 1995-07-17 1999-02-02 Gateway 2000, Inc. System for assigning multichannel audio signals to independent wireless audio output devices

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Legal Events

Date Code Title Description
TP Transmission of property