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db130

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    A pair of Bogen DB130's sing again

    Just finished a trio of Bogen DB130 amplifiers. I did a full restoration on these. While I'm not a body and paint person, I think I did OK. Two of them were in decent shape the other needed quite a bit of work done. After several cleanings, they all received a full recap, some getting new...
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    Question on Bogen DB130 damping

    I recently picked up 3 Bogen DB130 amplifiers. Two will go back into service replacing the Heathkit A7s I rebuilt. They work fine but don’t match the room. Besides the usual questionable wiring practices by previous owners that I’m fixing I came across this. There is a 100ohm pot, 0.47 ohm...
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