soldering

Soldered Wire Connections: When They Are Safe, and When They Are Not

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Why a perfectly good solder joint can be a poor electrical connection – and what to use instead in household wiring, appliances and DIY projects. A twisted pair of copper wires, carefully soldered and wrapped in insulating tape, can stay electrically sound for decades. Open an old European junction box and you may well find … Read more

How to Clean a Soldering Iron Tip

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Back in our Pioneer days, many of us soldered with a Czechoslovak “instant soldering iron,” for which we bent the tip ourselves from stripped copper electrical wire. Today, a single tip for a modern soldering station costs around €3–5 HUF, so it’s not wise to waste them carelessly! There are plenty of guides online about … Read more