KR880008275A - Motor drive control circuit of recorder - Google Patents

Motor drive control circuit of recorder Download PDF

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Publication number
KR880008275A
KR880008275A KR860011060A KR860011060A KR880008275A KR 880008275 A KR880008275 A KR 880008275A KR 860011060 A KR860011060 A KR 860011060A KR 860011060 A KR860011060 A KR 860011060A KR 880008275 A KR880008275 A KR 880008275A
Authority
KR
South Korea
Prior art keywords
control circuit
signal
amplifier
recorder
motor
Prior art date
Application number
KR860011060A
Other languages
Korean (ko)
Other versions
KR900002439B1 (en
Inventor
김의선
안병국
Original Assignee
구자학
주식회사 금성사
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 구자학, 주식회사 금성사 filed Critical 구자학
Priority to KR1019860011060A priority Critical patent/KR900002439B1/en
Publication of KR880008275A publication Critical patent/KR880008275A/en
Application granted granted Critical
Publication of KR900002439B1 publication Critical patent/KR900002439B1/en

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed

Landscapes

  • Amplifiers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)

Abstract

내용 없음.No content.

Description

녹음기의 모타 구동 제어회로Motor drive control circuit of recorder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명의 일 실시예를 보인 제어 회로도,2 is a control circuit diagram showing an embodiment of the present invention;

제3도는 본 발명의 다른 실시예를 보인 제어 회로도.3 is a control circuit diagram showing another embodiment of the present invention.

Claims (2)

증폭기(1) 및 음성헤드(2), 전자스위치(SW1), 모타(M)로 된 제어회로에 있어서, 상기 증폭기(1)의 출력 신호와 기준전압(Vref)을 비교하는 비교기(3)와, 상기 비교기(3)의 출력신호와 녹음 제어단자(REC)의 신호에 따라 펄스 신호를 출력하는 리트리거러블 모노멀티(4)와, 상기 리드리거러블 모노멀티(4) 및 녹음 제어단자(REC), 모드 선택단지(MS)의 신호에 따라 상기 전자스위치(SW1)를 제어하는 게이트부(5)로 구성하여, 상기 증폭기(1)에서 음성신호가 출력될 때만 상기 모타(M)를 구동시켜 녹음하게 함을 특징으로 하는 녹음기의 모타 구동 제어회로.In a control circuit comprising an amplifier 1 , an audio head 2, an electronic switch SW 1 and a motor M, a comparator 3 for comparing the output signal of the amplifier 1 with a reference voltage V ref. ), A retriggerable monomulti 4 for outputting a pulse signal according to the output signal of the comparator 3 and the signal of the recording control terminal REC, and the releasable mono multi 4 and the recording control terminal. And a gate portion 5 for controlling the electronic switch SW 1 according to the signal of the REC and the mode selection stage MS, and the motor M only when an audio signal is output from the amplifier 1. Motor driving control circuit of the recorder, characterized in that for driving to record. 제1항에 있어서, 증폭기(1)의 출력신호를 아날로그 신소 지연소자(6)로 지연시킨 후 음성헤드(2)에 인가하여 테이프가 정상주행할 때부터 음성신호를 녹음하게 구성함을 특징으로 하는 녹음기의 모타구동 제어회로.The method of claim 1, wherein the output signal of the amplifier 1 is delayed by the analog delay delay element 6, and then applied to the audio head 2 so that the audio signal is recorded from the time when the tape runs normally. Motor drive control circuit of the recorder. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860011060A 1986-12-22 1986-12-22 Motor driving control circuit KR900002439B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860011060A KR900002439B1 (en) 1986-12-22 1986-12-22 Motor driving control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860011060A KR900002439B1 (en) 1986-12-22 1986-12-22 Motor driving control circuit

Publications (2)

Publication Number Publication Date
KR880008275A true KR880008275A (en) 1988-08-30
KR900002439B1 KR900002439B1 (en) 1990-04-14

Family

ID=19254220

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860011060A KR900002439B1 (en) 1986-12-22 1986-12-22 Motor driving control circuit

Country Status (1)

Country Link
KR (1) KR900002439B1 (en)

Also Published As

Publication number Publication date
KR900002439B1 (en) 1990-04-14

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