To unsolder chips from a PCB — troublesome. However, it is simpler if we use a medical needle, a sharp tip which is pre-cut with a needle file or abrasive block.
O. I, Voronezh
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LIGHTER, DARKER
Smoothly change the brightness of room lighting or hall comfortable with the thyristor voltage regulator (see Fig.). The scheme allows you to adjust the load voltage ranging from 220 V...
Universal tractor
— How to explain such a "hybrid" — a two-wheeled mini-tractor and a single-axle cargo cart on a rigid hitch? Doesn't a mini-tractor have more capabilities with the same four wheels? —...
