Sticky tape is recently widely used. PI need to pack anything, connect, restore, attach — we resorted to duct tape. If you make a simple device for cutting the tape, use the roll becomes a lot easier. This will require a chip of the old saw blade and drugstore gum in the tube. Such a cutter is automatically moved according to the roll when otmuchivanie tape just by pulling the tip of the tape.
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Deserved recognition and popularity enjoyed by amateur radio operators is quite simple and reliable circuit includes flip-flop on the two transistors and a pair of thyristors controlled...
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To harden a steel part in a domestic environment, it must first be heated, as, for example, on a gas burner. However, the question arises: what is its holding? Pliers or forceps are not...
