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92 Search Results for: "300B"

  • OPT vs. OTL: The Two Defining Philosophies in Hi-Fi Tube Amplifiers

    Vincent Zhang |

    OPT vs. OTL: The Two Defining Philosophies in Hi-Fi Tube Amplifiers

  • My LS3/5A Journey

    Vincent Zhang |

    My LS3/5A Journey

  • DIY Tube Amplifier Testing and Adjustment --A Practical Engineering Guide

    Vincent Zhang |

    DIY Tube Amplifier Testing and Adjustment --A Practical Engineering Guide

  • The 6P1 Vacuum Tube: A Vintage Gem for Small Power Amplifiers

    Vincent Zhang |

    The 6P1 Vacuum Tube: A Vintage Gem for Small Power Amplifiers

  • Soft Start and Delayed B+ Power-Up Circuits for Vacuum Tube Amplifiers — Professional Revised Edition

    Vincent Zhang |

    Soft Start and Delayed B+ Power-Up Circuits for Vacuum Tube Amplifiers — Professional Revised Edition

  • How to Choose the Right Vacuum Tube Amplifier Output Transformer (OPT)

    Vincent Zhang |

    How to Choose the Right Vacuum Tube Amplifier Output Transformer (OPT)

  • Output Transformers in Vacuum Tube Push-Pull Amplifiers--Core Size, Power, and the Science Behind the Iron

    Vincent Zhang |

    Output Transformers in Vacuum Tube Push-Pull Amplifiers--Core Size, Power, and the Science Behind the Iron

  • 12AX7 vs 12AX7B: What’s the Difference—and Which One Is Better for Hi-Fi Audio?

    Vincent Zhang |

    12AX7 vs 12AX7B: What’s the Difference—and Which One Is Better for Hi-Fi Audio?

  • IWISTAO 2X40W Vacuum Tube Amplifier Pull Push FU29 Power Stage 6N2 Preamp Bluetooth 5.0 Whole Aluminum Chassis

    Vincent Zhang |

    Rediscovering Golden Age Sound: IWISTAO FU29 Tube Amplifier

  • The Complete Guide to Vacuum Tube Replacement: Types, Substitutes, and When to Replace

    Vincent Zhang |

    The Complete Guide to Vacuum Tube Replacement: Types, Substitutes, and When to Replace

  • How to Choose the Right Capacitors in Hi-Fi Audio Equipment to Optimize Sound Quality

    Vincent Zhang |

    How to Choose the Right Capacitors in Hi-Fi Audio Equipment to Optimize Sound Quality

  • IWISTAO 真空管アンプ FU50 2x13W 三極管接続クラス A シグナルエンド MM フォノヘッドフォン USB デコーダー BluetoothIWISTAO 真空管アンプ FU50 2x13W 三極管接続クラス A シグナルエンド MM フォノヘッドフォン USB デコーダー Bluetooth
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    IWISTAO 真空管アンプ FU50 2x13W 三極管接続ク...

    Collections: シングルエンド真空管アンプ, 全て

    IWISTAO 真空管アンプ FU50 パワーステージ 2x13W 三極管接続クラス A シグナルエンド付き MM フォノヘッドフォンアンプ USB デコーダー Bluetooth HIFI オーディオ モデル番号: WVEU-FU50 Sweet Peach シリーズはシングルエンドのクラス A 真空管アンプで、HIFI オーディオ愛好家がコスト効率の高い、低電力出力のクラス ...

    $329.00
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