Free Elektor Circuit: Cable & Conduit Locator

Free Elektor Circuit: Cable & Conduit Locator

Apart from the risk of a (dangerous) electric shock and the near certainty of a very massive short circuit that is the consequence of drilling into a cable, the aftermath of this mishap is no fun either. In any case, the damaged cable has to be replaced – and that is already not nice when these are running neatly through conduit, but in other countries where the wires are often tidily hidden under the plaster work, this is a small catastrophe.

Prevention is better than cure, and that is why the better hobbyist makes use of a cable locator. But what to do on a rainy Sunday afternoon, when it is absolutely essential that a hole is drilled, but the DIY store is closed and you cannot quickly buy a cable locator? Then you build one yourself in a few minutes! Complicated it isn’t, as the schematic of Figure 1 proves.

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About mixos

Mike is the founder and editor of Electronics-Lab.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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