Tube for bath is that it is easiest to lose and hardest to find. But the trouble is this is fixable: you need only paste in a tube magnet, which securely hold it in any convenient location of the bath.
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WOOD STOVE AIR…
A pity to throw away scraps of plywood, thin boards, chipboard, even if there is no place to apply them. However, I have a suggestion: make from scraps of a kind of wood-air oven....
Easy AMY
Monophonic electronic musical instrument (see figure) is assembled on a single chip К176ЛА7 containing four two-valve "AND—NOT". On D1.1 is made the generator of frequency vibrato. The...
