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
SPACED AXIAL
To hold the centerline on the workpiece will help the device shown in the figure.
SHELL – ANY!
To create the body of the car, aircraft or boat, as you know, very advanced technology is Vileika of fiberglass using as a binder a polymer resin — epoxy, polyester and the like. The...