This simple device facilitates the use of any tube, helping to squeeze it evenly and gently. It consists of a base in a hole which is inserted the tube, and turning a key with slit for exciting a planar end of the tube. The base and key are made of wooden bars of appropriate dimensions. Their interaction is clear from the figure.
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“THE FLOOD” WON’T HAPPEN
if equipped with a tub system an "emergency" drain. For its production you will need a Styrofoam or plastic sealed box and a piece of thick fishing line. F. NIKITIN, V. Top. Chebula
Electronic ignition for “Voskhod”
In the second issue of "M-K" for 1976, I read an article "Electronics on a Motorcycle" about an electronic ignition system. It has a DC to AC voltage converter. This circuit requires a...
