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JPS5961209A
(ja)
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電気信号を音響信号に変換する装置
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JP2009224839A
(ja)
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コンデンサーマイクロホン
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BE456745A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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US4345502A
(en)
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Musical instrument performance amplifier
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US7586081B2
(en)
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Output impedance varying circuit
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EP0923194A2
(en)
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Output signal converter for tube amplifiers
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JP3179498U
(ja)
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増幅及びノイズ除去可能なオーディオケーブル
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RU2579302C1
(ru)
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Усилитель мощности звука
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US3434067A
(en)
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Push-pull amplifiers
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KR910000521Y1
(ko)
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음향기기의 자동청감 보정회로
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CH380972A
(fr)
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Circuit régulateur
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JP4861117B2
(ja)
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ミュート回路、それを用いたオーディオ信号増幅回路ならびに電子機器
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CH150112A
(fr)
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Amplificateur thermo-ionique pour dispositifs photo-électriques.
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BE369921A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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CH497104A
(fr)
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Pastille microphonique à transducteur piézo-résistif
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BE378051A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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RU1811646C
(ru)
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Способ преобразовани широкополосного электрического сигнала в акустический
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EP0182427A1
(en)
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Amplifier arrangement
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BE354674A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE345159A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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Hitchcock
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SUPER-FIDELITY AUDIO AMPLIFIER |
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BE404953A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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JPH05122782A
(ja)
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音響再生装置
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BE440473A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE371803A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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