JPS51150204A - Sound combining device - Google Patents

Sound combining device

Info

Publication number
JPS51150204A
JPS51150204A JP7323575A JP7323575A JPS51150204A JP S51150204 A JPS51150204 A JP S51150204A JP 7323575 A JP7323575 A JP 7323575A JP 7323575 A JP7323575 A JP 7323575A JP S51150204 A JPS51150204 A JP S51150204A
Authority
JP
Japan
Prior art keywords
combining device
sound combining
sound
microphone
receiver
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
JP7323575A
Other languages
English (en)
Inventor
Makoto Niikura
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co 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 Fuji Xerox Co Ltd filed Critical Fuji Xerox Co Ltd
Priority to JP7323575A priority Critical patent/JPS51150204A/ja
Publication of JPS51150204A publication Critical patent/JPS51150204A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
    • H04M1/215—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads by non-intrusive coupling means, e.g. acoustic couplers
    • H04M1/2155—Acoustic coupling

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
JP7323575A 1975-06-18 1975-06-18 Sound combining device Pending JPS51150204A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7323575A JPS51150204A (en) 1975-06-18 1975-06-18 Sound combining device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7323575A JPS51150204A (en) 1975-06-18 1975-06-18 Sound combining device

Publications (1)

Publication Number Publication Date
JPS51150204A true JPS51150204A (en) 1976-12-23

Family

ID=13512307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7323575A Pending JPS51150204A (en) 1975-06-18 1975-06-18 Sound combining device

Country Status (1)

Country Link
JP (1) JPS51150204A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62104345A (ja) * 1985-10-25 1987-05-14 ジ−メンス・アクチエンゲゼルシヤフト 電話機の送受器内部に設けられる電気音響変換装置
JPH0390558U (ja) * 1989-12-28 1991-09-13

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62104345A (ja) * 1985-10-25 1987-05-14 ジ−メンス・アクチエンゲゼルシヤフト 電話機の送受器内部に設けられる電気音響変換装置
JPH0390558U (ja) * 1989-12-28 1991-09-13

Similar Documents

Publication Publication Date Title
JPS51150204A (en) Sound combining device
JPS5279644A (en) Acoustic equipment
JPS51115716A (en) Diversity receiver
JPS522722A (en) Speaker device
JPS5228839A (en) Concentrated constant type delay line
JPS5236064A (en) Battery watch
JPS523424A (en) Non-combustible speaker vibration plate
JPS526522A (en) Electrostatic type transducer
JPS51113615A (en) Vibration chair for sound reproduction
JPS51132905A (en) Telephone call apparatus
JPS5247761A (en) Device for receiving an underwater wave motion
JPS5210652A (en) Elastic surface wave device
JPS5226860A (en) Timed water conduction tap in submarine acoustic serchers, etc.
JPS5242011A (en) Signal duplex transmission system
JPS51124456A (en) Sound wave detecting system
JPS5291308A (en) Trunk circuit
JPS52124324A (en) Speaker system
JPS5216218A (en) Speaker spider
JPS524227A (en) Dynamic type electric sound convertor
JPS51128519A (en) Loudspeaker
JPS51128517A (en) Loudspeaker
JPS51112218A (en) Multifrequency signal receiver
JPS51111003A (en) A.c. line concentrator
JPS51123601A (en) A four channel encoding method
JPS51120604A (en) Radio receiver with stereo player