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valve amplifier

  1. kurorin

    Handmade in Japan LCR RIAA Phono Tube Pre Amplifier & 12AT7 Kind of Valves

    I´m starting this thread to share my experience about two topics: 1. A new valve RIAA Phono Pre Amplifier, working on LCR technology that we will explain. 2. Alternative valves for the popular 12AT7 that brought me a new sound (and aesthetic surprise). Disclaimer: Im writing this post as a...
    • kurorin
    • Thread
    • kenji mizushhima lcr phono preamplifier porco rosso riaa tube amplifier valve amplifier
    • Replies: 45
    • Forum: Tube Audio
  2. X

    Find the name of a valve amplifier with EL84

    I find a item on ebay and I want to buy it. But, I can not find the name and schema of this item. This item contains 2 El84, 2 EF86 and 1 EZ80.
  3. fink lever

    Valve Amplifier valve identification

    Hi all and merry christmas!!! I currently have an unusual custom vintage hi fi cabinet that i would love to get up and running. Looking at the unit it seems to be a 'Main Amplifier, an AM Radio Amplifier and FM Amplifier.' Lots of valves and transformers and not built for power but detail as it...
    • fink lever
    • Thread
    • 1940s homebrew push pull radio single ended tubes valve amplifier valves vintage wireless
    • Replies: 117
    • Forum: Tube Audio
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