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If you decide to repair broken headphones, a Bluetooth headset, or any other device that has a thin and small microcircuit, you will need a soldering iron with a thin tip. But sometimes it happens that this very sting, due to some circumstances, is not at hand. You can, of course, go to the nearest specialized store and buy what you need, but it is not a fact that the tool you need will be available there. Or you can get creative and do everything with an ordinary, standard sting. But why take the risk and suffer when a thin sting can be made in literally five minutes, without leaving home, from materials that are available in almost any person’s barn or pantry. We will prepare the required materials and begin production.

Required:
  • Copper wire, tip thickness required.
  • Aluminium foil.
  • Pliers.
  • File.
  • Wire cutters.
  • Scissors.
  • A tube from an indoor antenna, or any other, made of any metal, suitable in size for the soldering iron hole.

Making a thin soldering tip

Everything is indecently simple, but reliable and effective. Using wire cutters, we separate the length of copper wire we need.Using scissors, cut off a long strip of aluminum foil, the width of which is less than the piece of wire you have chosen, exactly as much as the tip should stick out of the soldering iron. Using a file, we give the tip of the wire, which will be the tip itself, the tip shape you need.

We wrap the foil on the wire to the thickness of the inner diameter of the tube you have.

The foil should be wound as tightly as possible, the speed of heating of the tip depends on this - the tighter the fit of the layers to each other, the faster it will heat up. Using a file or needle file, cut off a piece of tube equal in width to the width of the foil wound on the wire.

Now we insert the wire wrapped in foil into the tube.

The tighter this design is, the better. To secure the stability of the wire inside the tube with foil, using a knife blade or scissors, bend the edges of the tube inward, as if clogging it inside.

If you couldn’t find a suitable tube, simply wind the foil to the thickness of a standard tip and wrap it with thin copper wire. Well, we insert a new tip into the soldering iron!

The effectiveness of such a sting is no lower than that of a sting bought in a store. Before connecting the device to the power supply, dip the sharpened tip of the tip into soldering acid so that solder can stick to it without any problems.

Now you can use it. But do not forget that this is only a temporary way out of the current situation. You can use this design two or three times. Not more. Then, when the foil inside the tube burns out, the heating of the device will be much longer than usual, and the tip-wire will begin to fall out of the tube, so if possible, still buy a real tip at the store.

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Comments (8)
  1. Sergey K
    #1 Sergey K Visitors 8 June 2018 22:37
    4
    Everything is much simpler - there are several options for making a thin tip for a soldering iron:
    1. Wind a 2-3mm wire around the soldering iron tip, bend the end in the desired direction and tin
    2. Drill a hole in the back of the tip for the existing wire and crimp (tap)

    The first option is temporary, the second can be permanent, I have a lot of double-sided tips in soldering irons
  2. Hedgehog
    #2 Hedgehog Guests June 9, 2018 09:42
    3
    Particularly impressive is the “soldering acid”...
  3. Guest Sergey
    #3 Guest Sergey Guests 11 June 2018 16:16
    4
    Radio components (microcircuits in this case) can only be soldered with soldering acid by a person who does not even know the basics of radio electronics)))
  4. I
    #4 I Guests January 9, 2019 07:49
    1
    Drive again: the thermal resistance of the piece of antenna and foil will be such that it is much better to find a longer screw and clamp the thin tip directly. In addition, the sting in the foil will rotate...
  5. Anastasis
    #5 Anastasis Guests 19 February 2019 18:53
    2
    everything is correct and the normal way. Thank you. They told you - TEMPORARILY! And there’s nothing scary about acid, especially since the author suggested tinning the tip rather than soldering it.Why does this gray mediocrity keep yapping and yapping? All! NOT LIKE them.
  6. Oleg Goryunov
    #6 Oleg Goryunov Guests 15 August 2019 20:18
    2
    There is another simple way - stupidly wind a copper wire with a diameter of 0.8 and a 50 mm tap on the soldering iron tip, turn to turn, and tin the edge of the wire. I myself have been using this method for a long time.
  7. Oleg Goryunov
    #7 Oleg Goryunov Guests 15 August 2019 20:23
    2
    By the way, I sometimes recommend acetylsalicylic acid-aspirin as a flux! It allows you to even strip wires in varnish! I recommend it instead of soldering acid!
  8. bulb
    #8 bulb Guests August 3, 2022 01:44
    0
    and tap with a hammer? Copper is soft and pulled out of the body to the required temperature.

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