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/diy/ - Do It Yourself

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>> No.1724507 [View]
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1724507

Homemade power supply, not complete because the resistors keep catching fire on a set 1amp 25 volt load for a vintage apple power book duo 230c using an lm317. Do I need larger resistors or a smaller secondary transformer? I am currently using a door bell transformer with a 16 volt ac output.

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