홈레코딩 위키
by <a href="https://riversidejazz.imweb.me" target="_blank">리버사이드 재즈 레이블</a>
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2026-06-08T04:01:38+00:00
홈레코딩 위키
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2026-06-02T09:35:08+00:00
Anonymous (anonymous@undisclosed.example.com)
Yamaha D-Pre 마이크 프리앰프 회로
https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/major_circuit/yamaha_d-pre
<h1 class="sectionedit1" id="yamaha_d-pre_마이크_프리앰프_회로">Yamaha D-Pre 마이크 프리앰프 회로</h1>
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<li class="level1"><div class="li"> <a href="https://kr.yamaha.com/ko/products/proaudio/mixers/mg_series_xu_model/features.html" class="urlextern" target="_blank" title="https://kr.yamaha.com/ko/products/proaudio/mixers/mg_series_xu_model/features.html" rel="noopener">https://kr.yamaha.com/ko/products/proaudio/mixers/mg_series_xu_model/features.html</a></div>
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<span id="img_image1" class="imgcaption center"><a href="https://www.homerecz.com/lib/exe/detail.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-170836.png?id=%EC%9D%8C%ED%96%A5%3Aelectric_circuit%3Amajor_circuit%3Ayamaha_d-pre" class="media" target="_blank" title="음향:electric_circuit:20240728-170836.png" rel="noopener"><img src="https://www.homerecz.com/lib/exe/fetch.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-170836.png" class="media" loading="lazy" alt="" /></a><span class="undercaption">그림 1: Yamaha D-PRE<a href=" "><span></span></a></span></span>
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야마하(<a href="https://www.homerecz.com/doku.php/start?do=search&q=Yamaha" class="wikilink1" target="_blank" title="start" data-wiki-id="start">Yamaha</a>)의 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=프리" class="wikilink1" target="_blank" title="start" data-wiki-id="start">프리</a>미엄 프런트엔드 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=회로 서킷" class="wikilink1" target="_blank" title="start" data-wiki-id="start">회로</a>인 D-Pre(<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=클래스 class" class="wikilink1" target="_blank" title="start" data-wiki-id="start">Class</a>-A Discrete Inverted Darlington Preamplifier)는 오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a> 단독 설계의 한계를 극복하기 위해 고안된 <strong><a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=디스크리트" class="wikilink1" target="_blank" title="start" data-wiki-id="start">디스크리트</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=BJT 트랜지스터" class="wikilink1" target="_blank" title="start" data-wiki-id="start">BJT</a> 전단부와 고성능 오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a> 후단부가 결합된 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=하이" class="wikilink1" target="_blank" title="start" data-wiki-id="start">하이</a>브<a href="https://www.homerecz.com/doku.php/%EC%95%85%EA%B8%B0/synthesizer/lead" class="wikilink1" target="_blank" title="악기:synthesizer:lead" data-wiki-id="악기:synthesizer:lead">리드</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=프리" class="wikilink1" target="_blank" title="start" data-wiki-id="start">프리</a><a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a></strong>입니다.
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<h2 class="sectionedit2" id="주요_회로_구성_및_작동_원리">주요 회로 구성 및 작동 원리</h2>
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<th class="col0"> 단계 </th><th class="col1"> 주요 소자 </th><th class="col2"> 상세 설명 </th>
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<td class="col0"> <strong>01. 초전단</strong> </td><td class="col1"> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=클래스 class" class="wikilink1" target="_blank" title="start" data-wiki-id="start">Class</a>-A<br/>
인버티드 달링턴 패어 </td><td class="col2"> 단순히 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=임피던스" class="wikilink1" target="_blank" title="start" data-wiki-id="start">임피던스</a> 변환(버퍼)만 수행하는 일반적인 전단 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=회로 서킷" class="wikilink1" target="_blank" title="start" data-wiki-id="start">회로</a>와 완전히 다릅니다. PNP와 NPN <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=트랜지스터 JFET FET BJT" class="wikilink1" target="_blank" title="start" data-wiki-id="start">트랜지스터</a>를 상호 결합한 상보형 구조를 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=채널 채널스트립" class="wikilink1" target="_blank" title="start" data-wiki-id="start">채널</a>당 2쌍씩 배치하여, <strong>초전단 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=디스크리트" class="wikilink1" target="_blank" title="start" data-wiki-id="start">디스크리트</a> 영역에서 <a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/formula_wheel" class="wikilink1" target="_blank" title="음향:electric_circuit:formula_wheel" data-wiki-id="음향:electric_circuit:formula_wheel">전압</a>과 <a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/formula_wheel" class="wikilink1" target="_blank" title="음향:electric_circuit:formula_wheel" data-wiki-id="음향:electric_circuit:formula_wheel">전류</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">증폭</a>을 동시에 강력하게 수행</strong>합니다.<br/>
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1차 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=BJT 트랜지스터" class="wikilink1" target="_blank" title="start" data-wiki-id="start">BJT</a>가 미세한 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=마이크로폰 마이크" class="wikilink1" target="_blank" title="start" data-wiki-id="start">마이크</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=시그널 신호" class="wikilink1" target="_blank" title="start" data-wiki-id="start">신호</a>를 정밀하게 <a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/formula_wheel" class="wikilink1" target="_blank" title="음향:electric_circuit:formula_wheel" data-wiki-id="음향:electric_circuit:formula_wheel">전압</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">증폭</a>하면, 연쇄적으로 2차 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=BJT 트랜지스터" class="wikilink1" target="_blank" title="start" data-wiki-id="start">BJT</a>가 거대한 <a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/formula_wheel" class="wikilink1" target="_blank" title="음향:electric_circuit:formula_wheel" data-wiki-id="음향:electric_circuit:formula_wheel">전류</a> 이득을 발생시켜 후단으로 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=시그널 신호" class="wikilink1" target="_blank" title="start" data-wiki-id="start">신호</a>를 강력하게 밀어줍니다. 가장 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=선형 선형성 리니어 linear" class="wikilink1" target="_blank" title="start" data-wiki-id="start">선형</a>성이 좋은 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=클래스 class" class="wikilink1" target="_blank" title="start" data-wiki-id="start">Class</a>-A 영역에서 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=노이즈 잡음 소음 앰비언스" class="wikilink1" target="_blank" title="start" data-wiki-id="start">노이즈</a> 없이 투명하게 대용량 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">증폭</a>을 선제 완료하는 핵심 구간입니다. </td>
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<td class="col0"> <strong>02. 후단</strong> </td><td class="col1"> 고성능 오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a> 및<br/>
<a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/formula_wheel" class="wikilink1" target="_blank" title="음향:electric_circuit:formula_wheel" data-wiki-id="음향:electric_circuit:formula_wheel">DC</a> 서보 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=회로 서킷" class="wikilink1" target="_blank" title="start" data-wiki-id="start">회로</a> </td><td class="col2"> 앞단 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=디스크리트" class="wikilink1" target="_blank" title="start" data-wiki-id="start">디스크리트</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=회로 서킷" class="wikilink1" target="_blank" title="start" data-wiki-id="start">회로</a>가 깨끗하고 빵빵하게 키워놓은 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=시그널 신호" class="wikilink1" target="_blank" title="start" data-wiki-id="start">신호</a>를 받아 최종 차동 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">증폭</a>과 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=출력 아웃 아웃풋" class="wikilink1" target="_blank" title="start" data-wiki-id="start">출력</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=드라이브" class="wikilink1" target="_blank" title="start" data-wiki-id="start">드라이브</a>를 안정적으로 마무리합니다. 전단부와 유기적인 네거티브 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=피드" class="wikilink1" target="_blank" title="start" data-wiki-id="start">피드</a><a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=백" class="wikilink1" target="_blank" title="start" data-wiki-id="start">백</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=루프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">루프</a>를 형성하여 전체 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">게인</a>을 정밀 제어합니다.<br/>
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또한 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=디스크리트" class="wikilink1" target="_blank" title="start" data-wiki-id="start">디스크리트</a> 소자 특성상 발생할 수 있는 직류 성분을 억제하기 위해 <strong><a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/electric_circuit/formula_wheel" class="wikilink1" target="_blank" title="음향:electric_circuit:formula_wheel" data-wiki-id="음향:electric_circuit:formula_wheel">DC</a> 서보 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=회로 서킷" class="wikilink1" target="_blank" title="start" data-wiki-id="start">회로</a></strong>와 연동되어 있으며, <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=소리 사운드 오디오" class="wikilink1" target="_blank" title="start" data-wiki-id="start">오디오</a> 경로상에 대형 커패시터를 배제함으로써 초저역대까지 평탄하고 두터운 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=주파수" class="wikilink1" target="_blank" title="start" data-wiki-id="start">주파수</a> 특성을 유지합니다. </td>
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<h2 class="sectionedit4" id="기술적_하이라이트하이브리드_설계의_이점">기술적 하이라이트: 하이브리드 설계의 이점</h2>
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<p>
<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=마이크로폰 마이크" class="wikilink1" target="_blank" title="start" data-wiki-id="start">마이크</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=프리" class="wikilink1" target="_blank" title="start" data-wiki-id="start">프리</a><a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a>처럼 고배율 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">증폭</a>(최대 60<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=dB dBu dBV dBFS dBm dBSPL dBTP dB_re" class="wikilink1" target="_blank" title="start" data-wiki-id="start">dB</a> 이상)이 필요할 때 오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a> 칩 하나에만 의존하면 내부 소자의 스트레스로 인해 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=소리 사운드 오디오" class="wikilink1" target="_blank" title="start" data-wiki-id="start">사운드</a>가 하쉬해지거나 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=노이즈 잡음 소음 앰비언스" class="wikilink1" target="_blank" title="start" data-wiki-id="start">노이즈</a>가 급증합니다.
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<ul>
<li class="level1"><div class="li"> <strong>오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a>의 부담 경감:</strong> D-PRE는 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=게인 증폭 증폭률 gain" class="wikilink1" target="_blank" title="start" data-wiki-id="start">증폭</a>의 가장 가혹한 고부하 작업을 전단의 양질의 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=BJT 트랜지스터" class="wikilink1" target="_blank" title="start" data-wiki-id="start">BJT</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=라인" class="wikilink1" target="_blank" title="start" data-wiki-id="start">라인</a>에 전담시킵니다. 후단 오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a>는 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=시그널 신호" class="wikilink1" target="_blank" title="start" data-wiki-id="start">신호</a>를 억지로 쥐어짜지 않고 여유 있는 <a href="https://www.homerecz.com/doku.php/%EC%9D%8C%ED%96%A5/level/headroom" class="wikilink1" target="_blank" title="음향:level:headroom" data-wiki-id="음향:level:headroom">헤드룸</a> 안에서 동작합니다.</div>
</li>
<li class="level1"><div class="li"> <strong><a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=소리 사운드 오디오" class="wikilink1" target="_blank" title="start" data-wiki-id="start">사운드</a>적 결과:</strong> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=디스크리트" class="wikilink1" target="_blank" title="start" data-wiki-id="start">디스크리트</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=회로 서킷" class="wikilink1" target="_blank" title="start" data-wiki-id="start">회로</a> 고유의 풍성하고 두터운 질감을 확보하면서도, 현대 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=하이" class="wikilink1" target="_blank" title="start" data-wiki-id="start">하이</a>파이 오피<a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=앰프" class="wikilink1" target="_blank" title="start" data-wiki-id="start">앰프</a>의 정밀하고 깨끗한 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=해상도" class="wikilink1" target="_blank" title="start" data-wiki-id="start">해상도</a>를 동시에 만족시킵니다. </div>
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</ul>
<p>
이 설계 덕분에 야마하의 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=소리 사운드 오디오" class="wikilink1" target="_blank" title="start" data-wiki-id="start">오디오</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=인터페이스" class="wikilink1" target="_blank" title="start" data-wiki-id="start">인터페이스</a>(UR 시리즈 등) 및 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=디지털 digital" class="wikilink1" target="_blank" title="start" data-wiki-id="start">디지털</a> <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=콘솔 믹서" class="wikilink1" target="_blank" title="start" data-wiki-id="start">콘솔</a>(TF, QL, CL 등) <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=라인" class="wikilink1" target="_blank" title="start" data-wiki-id="start">라인</a>업은 <a href="https://www.homerecz.com/doku.php/start?do=showtag&tag=소리 사운드 오디오" class="wikilink1" target="_blank" title="start" data-wiki-id="start">소리</a>가 얇아지지 않고 소스를 묵직하고 플랫하게 받아들이는 독보적인 프런트엔드 성향을 자랑합니다.
</p>
<p>
<span id="img_image2" class="imgcaption center"><a href="https://www.homerecz.com/lib/exe/detail.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-171141.png?id=%EC%9D%8C%ED%96%A5%3Aelectric_circuit%3Amajor_circuit%3Ayamaha_d-pre" class="media" target="_blank" title="음향:electric_circuit:20240728-171141.png" rel="noopener"><img src="https://www.homerecz.com/lib/exe/fetch.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-171141.png" class="media" loading="lazy" alt="" /></a><span class="undercaption">그림 2: UR-816C, 4개의 SMD 트랜지스터와 NE5532 Op-Amp로 구성되어있다.<a href=" "><span></span></a></span></span>
</p>
<p>
<span id="img_image3" class="imgcaption center"><a href="https://www.homerecz.com/lib/exe/detail.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-171526.png?id=%EC%9D%8C%ED%96%A5%3Aelectric_circuit%3Amajor_circuit%3Ayamaha_d-pre" class="media" target="_blank" title="음향:electric_circuit:20240728-171526.png" rel="noopener"><img src="https://www.homerecz.com/lib/exe/fetch.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-171526.png" class="media" loading="lazy" alt="" /></a><span class="undercaption">그림 3: UR22mkII, 4개의 SMD 트랜지스터와 JRC Op-Amp로 구성되어있다.<a href=" "><span></span></a></span></span>
</p>
<p>
<span id="img_image4" class="imgcaption center"><a href="https://www.homerecz.com/lib/exe/detail.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-171642.png?id=%EC%9D%8C%ED%96%A5%3Aelectric_circuit%3Amajor_circuit%3Ayamaha_d-pre" class="media" target="_blank" title="음향:electric_circuit:20240728-171642.png" rel="noopener"><img src="https://www.homerecz.com/lib/exe/fetch.php/%EC%9D%8C%ED%96%A5/electric_circuit/20240728-171642.png" class="media" loading="lazy" alt="" /></a><span class="undercaption">그림 4: UR12, 4개의 SMD 트랜지스터와 JRC Op-Amp로 구성되어있다.<a href=" "><span></span></a></span></span>
</p>
<div class="tags"><span>
<a href="https://www.homerecz.com/doku.php/tag/yamaha?do=showtag&tag=Yamaha" class="wikilink1" title="tag:yamaha" rel="tag">Yamaha</a>,
<a href="https://www.homerecz.com/doku.php/tag/d-pre?do=showtag&tag=D-Pre" class="wikilink1" title="tag:d-pre" rel="tag">D-Pre</a>,
<a href="https://www.homerecz.com/doku.php/tag/%EB%A7%88%EC%9D%B4%ED%81%AC?do=showtag&tag=%EB%A7%88%EC%9D%B4%ED%81%AC" class="wikilink1" title="tag:마이크" rel="tag">마이크</a>,
<a href="https://www.homerecz.com/doku.php/tag/%ED%94%84%EB%A6%AC?do=showtag&tag=%ED%94%84%EB%A6%AC" class="wikilink1" title="tag:프리" rel="tag">프리</a>,
<a href="https://www.homerecz.com/doku.php/tag/%EC%95%B0%ED%94%84?do=showtag&tag=%EC%95%B0%ED%94%84" class="wikilink1" title="tag:앰프" rel="tag">앰프</a>,
<a href="https://www.homerecz.com/doku.php/tag/%ED%9A%8C%EB%A1%9C?do=showtag&tag=%ED%9A%8C%EB%A1%9C" class="wikilink1" title="tag:회로" rel="tag">회로</a>
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