Not to look for the switch in the dark, to make it a backlit “Neonka” from the starter of the fluorescent lights and the resistor 100 ohms, connected in series— that’s the whole scheme. It remains only to place it in the body of the switch and drill a small hole when the key is opaque.
Recommend to read
ETERNAL MICROVENTILATION
The ventilation needs of many suburban buildings. Without it, mold in houses and sheds, get wet cellars and basements, and only use luftblasen, where there is no fan, to put it mildly,...
REPRODUCTION INSTALLATION
And this is the easiest bracket to mount the camera. A sheet of plywood with a thickness of 12-16 mm and a size of 576X576 mm shall be marked in accordance with the drawing. After sawing...
