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Chinese PSU fix

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Hello

This is a quick teardown and fix of a Chinese variable power supply.
While trying to measure a negative power supply I’ve discovered that the negative terminal was shorted to main’s earth and case

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Category: Electronica | Tags: , , ,

Notebook restoration

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Hello.

In this post i’ll show a quick walk-trough on how I managed to re-use an old Asus A6RP that had a sad ending.
In a few words, the entire case got smashed to plastic splinters. Luckily the internal components survived.
The case was rebuilt around two 4mm transparent acrylic sheets and 2.5mm pcb stand-offs, 10 and 15mm tall.

[singlepic id=16 w=320 h=240 float=none]

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Category: Electronica | Tags: , ,

RGB led lighting module update

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Hello
This is an update for the led lighting project.
The design in complete and the PCB’s are almost ready.
This is the schematic:
[singlepic id=7 w=320 h=240 float=]

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