beautypg.com

Samsung MH17WSSS User Manual

Page 43

background image



Broadcasting

Systems

SECAM

SECAM-B

SECAM-D

SECAM-K

1

SECAM-L

Countries

Iran
Iraq

Saudi arabia

Syria

Lebanon

Egypt

Russia

Hungary

Bulgaria

Poland

France

Horizontal Frequency

The time to scan one line connecting the right edge to the left edge of the
screen horizontally is called Horizontal Cycle and the inverse number of the
Horizontal Cycle is called Horizontal Frequency. Unit: kHz

Vertical Frequency

Like a fluorescent lamp, the screen has to repeat the same image many
times per second to display an image to the user. The frequency of this
repetition is called Vertical Frequency or Refresh Rate. Unit: Hz