If you make the fixture shown in the picture, then cropped the Wallpaper strip will have the same dimensions and strict perpendicularity of the cutting line.
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ELECTROSTIMULATOR ON A COMPUTER
Devices for influencing the so-called biologically active points (BAP) are known to many. Including those created by radio Amateurs. Circuitry underlying some BAT-stimulants, saw light...
TRAP FOR BUTTONS
I think that to get firmly entrenched in the Board Kuhlman button convenient this device. The sharp edge of a metal Cup, you can easily pick up a hat of any button. A slight twist — and...
