2 thoughts on “4P1L ceramic socket”

    1. Hi Jan, yes. This NOS socket is superb, but hard to find.Both perform really well. I have to admit that I haven’t replaced my 4P1L valves running on my preamp after +500hours still so don’t know how quickly the pins can wear out. The NOS ceramic one seems to be a bit more sturdy though!
      Ale

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