Often Amateur radio operators required to shorten ferrite round rod, familiar to many of the built-in antenna handheld radio. But this material is difficult to machine. Dealing with it will succeed, if you put the rod in the Chuck of a drill and to bring to him with a certain force glass cutter: ferrite break off at the planned “diamond” line. V. FEDULOV, Chop, Transcarpathian region.
Recommend to read
SENSIBLE THINGS FOR A SAILBOAT
You built a sailing ship — yacht, Dinghy, catamaran, or simply equipped with a kayak sail. There is no doubt that the main attention was paid to the fabrication of the hull, mast and...
Motor block built by a youth technical club
In gardens and vegetable plots, at dachas and school grounds — everywhere where there is a need to cultivate small areas of land, universal walk-behind tractors (UWT) are widely used....
