Many hams are faced with the problem: the drilling micro-holes in the manufacture of printed circuit boards! Drill a small diameter even in the cities is rare, and they often poma. My friend get out of this situation as follows: use a sewing needle with broken eye. You can take a new, stachiw ear half. The method is simple, reliable, and available to everyone.
V. BEZRUK, O. BEDNARSKI. Kirovograd
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