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JPS5353203A - Amplifier - Google Patents

Amplifier

Info

Publication number
JPS5353203A
JPS5353203A JP12782576A JP12782576A JPS5353203A JP S5353203 A JPS5353203 A JP S5353203A JP 12782576 A JP12782576 A JP 12782576A JP 12782576 A JP12782576 A JP 12782576A JP S5353203 A JPS5353203 A JP S5353203A
Authority
JP
Japan
Prior art keywords
amplifier
spaker
microphone
speaker
shifting
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
JP12782576A
Other languages
Japanese (ja)
Inventor
Takeo Yoshimoto
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP12782576A priority Critical patent/JPS5353203A/en
Publication of JPS5353203A publication Critical patent/JPS5353203A/en
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
    • H04M1/20—Arrangements for preventing acoustic feed-back

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)

Abstract

PURPOSE:To prevent howling even if the distance between a microphone and a speaker is short, by shifting the frequency of amplified low frequency signals and output signals of the spaker by a minute quantity.
JP12782576A 1976-10-26 1976-10-26 Amplifier Pending JPS5353203A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12782576A JPS5353203A (en) 1976-10-26 1976-10-26 Amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12782576A JPS5353203A (en) 1976-10-26 1976-10-26 Amplifier

Publications (1)

Publication Number Publication Date
JPS5353203A true JPS5353203A (en) 1978-05-15

Family

ID=14969591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12782576A Pending JPS5353203A (en) 1976-10-26 1976-10-26 Amplifier

Country Status (1)

Country Link
JP (1) JPS5353203A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180112013A (en) 2016-02-23 2018-10-11 가부시키가이샤 덴소 Head-up display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180112013A (en) 2016-02-23 2018-10-11 가부시키가이샤 덴소 Head-up display device

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