sommer a/v


An RCA connector, sometimes called a phono connector or cinch connector, is a type of electrical connector commonly used to carry audio and video signals.

Component and Composite video are two types of cables that use RCA connectors.


HDMI (High-Definition Multimedia Interface) is the latest and greatest digital audio/video cable connection and can give you great HDTV resolution. Besides HDTVs, HDMI is being included in a variety of devices these days, including DVD players, cable and satellite set-top boxes, Media Center Edition PCs, and the Sony Playstation 3 gaming console.


Viewing Angle

(side to side)

Contrast Ratio and Black Level

Pros & Cons

Flat-panel TVs

flat-panel TV
Plasma 42"-65" Yes Excellent Very good

Pros: screen's phosphor coating creates lifelike color that is closest to conventional tube TVs

Cons: vulnerable to burn-in, but it rarely happens with newer models; screen tends to reflect room lights

LCD 19"-70" Yes Good to Very good

Good: standard-backlit models

Excellent: LED-backlit models

Pros: panels weigh less than plasma and use less energy; burn-in not an issue

Cons: picture slightly less natural than top plasmas

OLED 11" Yes Excellent Excellent

Pros: very thin, lightweight panels; excellent picture quality

Cons: new technology, only available in select sizes

Projection TVs

big-screen TV
DLP 50"-73" No (most models) Good Very Good

Pros: typically has best blacks and shadow detail among digital big-screens; smooth motion handling

Cons: a few viewers sensitive to "rainbows"


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