Gabrys gifted us a faulty laser power supply, a 100 W laser tube and a stepper power supply unit. Here’s what we saw when we opened the latter:

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It’s been burning for a while – the components are well cooked.

Here’s the laser power supply, coated with some dust:

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The burnt-out, shorted transformer:

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The view after pwf cleaned the dust:

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We’ve just started working on it, but maybe the burned parts can be replaced. Many thanks for the present!