2. UNDERSTANDING THE CHANGE The Digital Television Revolution CREATED AND PRESENTED BY TRACY CROUTHAMEL

3. The Basics of Transmitting a TV Signal Transmission steps  Video camera  Rasterizes  Horizontal / Vertical sync

4. The Beauty of a Digital Picture Resolution  Pixels  Refresh rate  525 Digital vs. analog  Interlaced vs. progressive scanning INTERLACED PROGRESSIVE

5. Analog Vs. Digital Picture ANALOGDIGITAL

6. The Beauty of a Digital Picture Our vision Analog and digital ratios  4:3  16:9

7. Analog Vs. Digital Sound Records Cassette 2 channel stereo CDs MP3 5.1 Surround Sound ANALOGDIGITAL

8. Freedom! Compressed information Multicasting Public safety Interactive TV

9. Free TV No more static All or nothing

10. Summation Resolution Pixels Progressive scanning 16:9 ratio Multicasting No more static Interactive TV Analog TV stinks

11. The More You Know How Television Works http://www.youtube.com/watch?v=uBm9ZyIg3I0

12. Sources http://electronics.howstuffworks.com/dtv.htm http://www.pbs.org/opb/crashcourse http://akamaipix.crutchfield.com/ca/learningcent er/home/gaming/aspect_ratio_compare.jpg http://akamaipix.crutchfield.com/ca/learningcent er/home/gaming/aspect_ratio_compare.jpg http://www.fcc.gov/cgb/consumerfacts/digitaltv.h tml http://www.fcc.gov/cgb/consumerfacts/digitaltv.h tml http://en.wikipedia.org/wiki/Digital_television_tr ansition http://en.wikipedia.org/wiki/Digital_television_tr ansition http://www.dtv.gov/consumercorner.html http://www.life123.com/technology/home- electronics/hdtv/how-does-digital-tv-work.shtml http://www.life123.com/technology/home- electronics/hdtv/how-does-digital-tv-work.shtml

13. Sources http://www.dtvanswers.com/dtv_how.html http://www.dtvtransition.org/index.php?option=c om_content&task=view&id=14&Itemid=27 http://www.dtvtransition.org/index.php?option=c om_content&task=view&id=14&Itemid=27 http://www.answerbag.com/articles/How-Does- Digital-TV-Work/5f6a1438-9691-b282-1c7a- 3a5b95313199 http://www.answerbag.com/articles/How-Does- Digital-TV-Work/5f6a1438-9691-b282-1c7a- 3a5b95313199 Straubhaar, Joseph and Robert LaRose. Media Now: Understanding Media, Culture, and Technology. Belmont, CA: Wadsworth, 2009.