To sort the slides of a copy of a small drawing, figure will help this simple lamp. For its production will need a cardboard box of suitable size, a sheet of plywood, a screen of frosted plexiglass and a few cartridges with electric lamps. Spread it evenly on the base of the cartridges, and secure with screws. Connect them with one wire in parallel. Slot in the lid of the box window and set the screen To the side walls of the punch vents.
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To remove from blind hole a pin in it, pre-cut the threads, and then using a long bolt with a grommet pull out. This operation can be accelerated by assigning the role of "spin" to the...
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privernuty screws to a wooden cube, to help you quickly and accurately to solder the two conductors.
