you need
  • - TV
  • - centimeter / Roulette
  • - calculator
  • - User
  • - notebook and pen
Guide
1
To find the diagonal of the TV,You can use several methods.The first and most basic - look in the instructions to the machine or even in his box.Right on the cover of the manual contains the TV brand, model and its diagonal.
2
happens that no box, no manual can not be found.In this case, to determine exactly what the TV is presented for measurement: CRT (CRT TV), LCD (liquid crystal) or plasma.
3
If you have a CRT television, it is necessary to measure the diagonal of the glass bulb.Just drag a centimeter from one corner diagonally to the other.Record the result in centimeters.
4
LCD / plasma TV before the measurement should be included.Get away from it a meter an
d a half, lock eyes glowing pixels in the extreme corners.The fact that LCD and plasma TVs, the picture is enclosed in a small black framed the perimeter of the TV.Therefore, measurements should be carried out at the most distant from each other pixels.
5
Do not turn off the TV, go up to him.Attach a centimeter from one extreme pixel lit obliquely, through the screen to the other.Record result.
6
Calculations.The diagonal of the TV or monitor is always specified in inches.To find the right size, divide the data obtained in centimeters by 2.54 cm. The result will be a diagonal of your TV.