|
:: ทุกหมวด |
Do it yourself: Home Electrical Wiring
: Interactive tutorials and guides to basic electricity and wiring, installation and repair, home automation, and miscellaneous projects including wall outlets and switches, phone systems, doorbell installation/repair and lots more.
|
Do it yourself: Home Lighting
: Lighting is a very important aspect of home living, as it not only lets you see in the dark, but is an important design element in your home.
|
Do it yourself: Outdoor Lighting
: With the help of exterior lighting, you can plan a dinner party outdoors on a nice summer night, or you can add dramatic accents to your garden and the façade of your home.
|
How Light Bulbs Work
: Englishman Sir Joseph Swan and American Thomas Edison both got it right around the same time (in 1878 and 1879, respectively), and within 25 years, millions of people around the world had installed electrical lighting in their homes.
|
How Things Work - Incandescent Light Bulbs
: How Things Work - Incandescent Light Bulbs A 60 watt light bulb emits about 6 watts of visible light while wasting the remaining 54 watts of electric power as other forms of thermal energy. ...
|
|
|
 |
|
