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futterman h1

  1. Kasanay

    First Power-up in 55 Years - Need Advice

    I am making arrangements to acquire a pair of OTL amplifiers that were build in the early '60s. I should have my hands on them within a couple of weeks. These amps have been sitting on a shelf sense (at least) 1986 and maybe much longer than that. In fact, there is a possibility that these have...
    • Kasanay
    • Thread
    • 12b4a futterman h1 mirko paneyko mp engineering otl
    • Replies: 126
    • Forum: Tube Audio
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