Do you use a graphic artist and pen, a capillary tube or a thin brush in between work, it is desirable to attach them so that they do not stain and do not dry out. In these cases, rescue of a conventional Laundry clothespin: the tool can be suspended in a glass of water or bottle of ink or paint.
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When gluing the components usually have to be tightly pressed against each other for a long time. To apply for this clamp is not always convenient, especially when glued with thick...
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I propose an extremely simple structure of the electronic musical instrument. Its structure is clear from the drawing and the concept. The musical range of 2-3 octaves. The...