JPS57129093A - Multi-amplifier - Google Patents

Multi-amplifier

Info

Publication number
JPS57129093A
JPS57129093A JP56015413A JP1541381A JPS57129093A JP S57129093 A JPS57129093 A JP S57129093A JP 56015413 A JP56015413 A JP 56015413A JP 1541381 A JP1541381 A JP 1541381A JP S57129093 A JPS57129093 A JP S57129093A
Authority
JP
Japan
Prior art keywords
loudspeaker
amplifying circuit
amplifier
circuit
band amplifying
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
JP56015413A
Other languages
English (en)
Japanese (ja)
Other versions
JPH025359B2 (cs
Inventor
Koichi Hara
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to JP56015413A priority Critical patent/JPS57129093A/ja
Publication of JPS57129093A publication Critical patent/JPS57129093A/ja
Publication of JPH025359B2 publication Critical patent/JPH025359B2/ja
Granted 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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
JP56015413A 1981-02-03 1981-02-03 Multi-amplifier Granted JPS57129093A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56015413A JPS57129093A (en) 1981-02-03 1981-02-03 Multi-amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56015413A JPS57129093A (en) 1981-02-03 1981-02-03 Multi-amplifier

Publications (2)

Publication Number Publication Date
JPS57129093A true JPS57129093A (en) 1982-08-10
JPH025359B2 JPH025359B2 (cs) 1990-02-01

Family

ID=11888049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56015413A Granted JPS57129093A (en) 1981-02-03 1981-02-03 Multi-amplifier

Country Status (1)

Country Link
JP (1) JPS57129093A (cs)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506631U (cs) * 1973-05-15 1975-01-23
JPS5839950U (ja) * 1981-09-11 1983-03-16 熊谷　清子 幼子落下防止用フエンス

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506631U (cs) * 1973-05-15 1975-01-23
JPS5839950U (ja) * 1981-09-11 1983-03-16 熊谷　清子 幼子落下防止用フエンス

Also Published As

Publication number Publication date
JPH025359B2 (cs) 1990-02-01

Similar Documents

Publication Publication Date Title
EP0977354A4 (en) AMPLIFIER FOR RADIOTRANSMISSION
JPS56147525A (en) Reception playback system
ATE96951T1 (de) Sprachverstaerker fuer einen rundfunkempfaenger.
JPS5571400A (en) Monolithic power ic and acoustic unit
JPS57129093A (en) Multi-amplifier
JPS5547797A (en) Audio equipment for vehicle
JPS6436275A (en) Sound signal processor
ATE218267T1 (de) Stereo zu raumklang nachverstärkung- schalldekodierungsschaltung
JPS57129092A (en) Multi-amplifier
JPS51123546A (en) Power amplifier
JPS57186843A (en) Tone squelch voice monitoring system
KR880001883Y1 (ko) 메 가 폰
JPS5514774A (en) Output limit amplifier circuit
JPS5366143A (en) Power amplifier circuit
KR830000559Y1 (ko) 이어폰 또는 헤드폰을 이용한 전원절환 회로
JPS562714A (en) Electric power amplifier
JPS56110317A (en) Sound volume controller
KR900011315A (ko) 헤드-폰 스테레오의 다기능 원격 제어회로
JPS5323603A (en) Acoustic reprodu cer
JPS55136799A (en) Microphone preamplifier
KR20030084439A (ko) 휴대용 오디오 장치
JPS6312596Y2 (cs)
JPS55102739A (en) Car alarm system
JPS5217752A (en) One end earthing type btl amplifier circuit
JPS6473899A (en) Connection device