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1 answer
55 views

I have built a tube amp but the voltage drop doesn't work as expected

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1 answer
196 views

dimmer on input of stepdown transformer for amp regulation?

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2 answers
26 views

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5 answers
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6 votes
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1 vote
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210 views

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0 votes
1 answer
240 views

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3 votes
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1 vote
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3 votes
1 answer
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Voltage sensing based automatic switching

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