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Restoring magneto EIT system

After prolonged use permanent magnets EIT magneto system demagnetized, Devices lose sensitivity. In order to restore the magnets magnetized, placing in the field of a powerful permanent magnet, For example, magnetron, speaker or, For example, "Electronic pulse setting to magnetize… permanent magnets " [1] and, usually, на­магничиваютContinue Reading

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transformer repairs

When winding a transformer coil or repair is, that the end of the wire winding sinks between the coil and the coil so cheek, that it does not get a pair of tweezers, although it is still seen. To pull it, you need to use a sewing needle. eye of a needle (corresponding to the diameter of the wire)… Continue Reading

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Removing solder

Dismantling PCB without damaging the components and the board is not possible, if you do not remove the solder from the soldering points. Apparatuses and methods for this repeatedly offered [1-4]. but, they are difficult to manufacture and use or ineffective. I use to remove molten soldering iron… Continue Reading

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welding of thermoplastics

Тонкие листовые термопластич­ные пластмассы могут быть сваре­ны краем горячего утюга через фто­ропластовую пленку толщиной 0,2…0,5 mm. Для этого на край сто­ла покрытый полоской такого фто­ропласта накладывают два листаполиэтилена (полихлорвинила), по­крывают второй полоской фторопла­ста и с надавливанием медленно проглаживают так, that… Continue Reading