JPS5242111A - Head-phone with microphone - Google Patents

Head-phone with microphone

Info

Publication number
JPS5242111A
JPS5242111A JP11726575A JP11726575A JPS5242111A JP S5242111 A JPS5242111 A JP S5242111A JP 11726575 A JP11726575 A JP 11726575A JP 11726575 A JP11726575 A JP 11726575A JP S5242111 A JPS5242111 A JP S5242111A
Authority
JP
Japan
Prior art keywords
microphone
phone
head
voice
listening
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.)
Granted
Application number
JP11726575A
Other languages
Japanese (ja)
Other versions
JPS5335448B2 (en
Inventor
Eiju Shiroshita
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.)
SHIROSHITA KOGYO KK
Original Assignee
SHIROSHITA KOGYO KK
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 SHIROSHITA KOGYO KK filed Critical SHIROSHITA KOGYO KK
Priority to JP11726575A priority Critical patent/JPS5242111A/en
Publication of JPS5242111A publication Critical patent/JPS5242111A/en
Publication of JPS5335448B2 publication Critical patent/JPS5335448B2/ja
Granted 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
    • H04M1/58—Anti-side-tone circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

PURPOSE:To make the simultaneous listening of your own voice and connected parent machine possible when connecting it with tape recorder, radio, stereo and so on together with making listening your own voice through internaly stored amplifier possible.
JP11726575A 1975-09-30 1975-09-30 Head-phone with microphone Granted JPS5242111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11726575A JPS5242111A (en) 1975-09-30 1975-09-30 Head-phone with microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11726575A JPS5242111A (en) 1975-09-30 1975-09-30 Head-phone with microphone

Publications (2)

Publication Number Publication Date
JPS5242111A true JPS5242111A (en) 1977-04-01
JPS5335448B2 JPS5335448B2 (en) 1978-09-27

Family

ID=14707467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11726575A Granted JPS5242111A (en) 1975-09-30 1975-09-30 Head-phone with microphone

Country Status (1)

Country Link
JP (1) JPS5242111A (en)

Also Published As

Publication number Publication date
JPS5335448B2 (en) 1978-09-27

Similar Documents

Publication Publication Date Title
ES416185A1 (en) Headset
FR2305898A1 (en) ACOUSTIC COMMUNICATION HEADPHONES
NL7606880A (en) SINGLE POINT STEREO MICROPHONE.
JPS51123136A (en) Ear piece for headphone
GB1545445A (en) Audio amplifier with acoustic feedback suppression circuit
NL7900543A (en) LOW FREQUENCY FOLDED EXPONENTIAL HEARING SPEAKER DEVICE WITH FORKED SOUND PATH.
AU2342177A (en) Loudspeaker. ribbed cone and bearing supported voice coil
AU497007B2 (en) Telephone amplifier circuit
JPS5323254A (en) Amplifier equipment
JPS5242111A (en) Head-phone with microphone
AU508617B2 (en) Voice switched telephone loudspeakers
JPS5312214A (en) Wireless headphone for listening audio frequency electric signal
FR2335118A1 (en) ELECTRO-ACOUSTIC TRANSDUCER, ESPECIALLY FOR SPEAKER AND EARPHONES
JPS51113727A (en) Loud speaker
AT339977B (en) HEADPHONES, HEARING PROTECTION DEVICE, HEADPHONE SET OR DGL.
AU500321B2 (en) Telephone microphone
JPS5268401A (en) Headphone and listening device for listening 4 channel sound signals
JPS5227626A (en) Headphone device
JPS51114119A (en) Omnidirectional speaker
JPS52141601A (en) Stereophonic reproducer for headphone
GB1541261A (en) Hearing aid with an audio frequency amplifier
JPS5211002A (en) Headphone system
JPS5310420A (en) Speaker
JPS51140615A (en) Earphone equipped with power switch
JPS5417827A (en) Headphone device