Even if storage together with small tools marking pencil will not lose the sharpened stylus, if it is to protect your cap
of a ballpoint pen.
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“TREATS” TIN
Temporarily use a broken ski will be able, to use the method shown here to restore it. Take a suitable strip of sheet metal, with a hammer tight "bandage" fracture and secure the plate...
FIVE-BAND EQUALIZER
Equalizers are designed for frequency correction of the playback devices. The scheme of such a device published by the Romanian magazine "Technium". We are talking about passive bandpass...
