Advertisement
Online Test Banks
Score higher
See Online Test Banks
eLearning
Learning anything is easy
Browse Online Courses
Mobile Apps
Learning on the go
Explore Mobile Apps
Dummies Store
Shop for books and more
Start Shopping

TV Resolutions in a Nutshell

Part of the Apple TV For Dummies Cheat Sheet

The following table gives you a rundown of the resolution, aspect ratio, and number of scan lines for the three types of television (standard-definition TV, digital TV, and high-definition TV).

Name Signal Type Number of Scan Lines Aspect Ratio Resolution
SDTV Analog 480 4:3 720 x 480
DTV Digital 480 4:3 or 16:9 704 x 480 or 640 x 480
HDTV Digital 1080i (interlaced) or 720p (progressive) 16:9 1920 x 1080i (interlaced) or 1280 x 720p (progressive)
blog comments powered by Disqus
Advertisement
Advertisement

Inside Dummies.com

Dummies.com Sweepstakes

Win an iPad Mini. Enter to win now!