基于HDMI接口的家庭影院设计.ppt

* * * * * * * * * * * * SATELITE CABLE ANTENNA DVD VCR COMPOSITE VIDEO CIRCA 1950 DESIGNED VIDEO CABLE POOR BANDWIDTH POOR COLOR SEPERATION SATELITE CABLE ANTENNA DVD VCR S VIDEO CIRCA 1980 BROADER BANDWIDTH GOOD COLOR SEPERATION DESIGNED FOR COLOR TV SATELITE CABLE ANTENNA DVD VCR COMPONENT VIDEO REQUIRED FOR HDTV SATELITE CABLE ANTENNA DVD VCR ANALOG AUDIO STEREO SATELITE CABLE ANTENNA DVD VCR DIGITAL AUDIO MUST USE FOR DTS AND DOLBY DIGITAL FIBER OPTIC TOSLINK CONNECTOR COAXIAL RCA CONNECTOR SATELITE CABLE ANTENNA DVD VCR HDMI HDTV VIDEO DIGITAL AUDIO RELATIONSHIP BETWEEN AMP POWER SOUND PRESSURE 2 WATTS = + 3DB 4 WATTS = + 6DB 10WATTS= +10DB (TWICE AS LOUD AS 1 WATT) 20WATTS = +13DB 40WATTS = +16DB 100WATTS= +20DB (FOUR TIMES AS LOUD AS 1 WATT) 200WATTS= +23DB 400WATTS= +26DB 1000WATTS=+30DB (EIGHT TIMES AS LOUD AS 1 WATT) * * * * * * * * * * * * * * * * * * * * * * * * * HOME THEATER DESIGN SPEAKER PLACEMENT FRONT SPEAKERS HEAD HEIGHT SEATED APPROXIMATELY 40 INCHES FROM CENTER OF MAIN SEATING AREA 45* ANGLE FOR SPEAKER SEPERATION TYPES OF SPEAKERS BOOKSHELF TOWER ON WALL IN WALL CEILING (DISPERSED) CENTER SPEAKER MOUNTED DIRECTLY ABOVE OR BELOW THE TV, OR BEHIND THE SCREEN TYPES OF SPEAKERS CENTER SPEAKER SHOULD MATCH FRONT LEFT AND RIGHT SPEAKERS WHEN SPEAKER IS USED NEAR TV IT MUST BE SHIELDED CABINET, INWALL, ONWALL OR DISPERSED CEILING REAR SPEAKERS ON SIDE WALLS DIRECTLY BEHIND THE MAIN SEATING AREA ABOUT 3 FEET HIGHER THAN FRONT SPEAKERS TYPES OF SPEAKERS BOOKSHELF ONWALL INWALL CEILING DIPOLE (BEST FOR REAR EFFECTS SUBWOOFER REPRODUCE LOW BASS EFFECTS HEIGHTEN INVOLVEMENT WITH THE ACTION ON THE SCREEN CORNER PLACEMENT TO FULLY UTILIZE SUBWOOFER CAPABILITY 5.1 SURROUND SOUND DOLBY DIGITAL (AC3) DOLBY LABORATORIES DTS DIGITAL THEATER SYSTEMS 5.1 SOURCES DVD LASER DISC SATELITE CABLE (SOME AREAS) PASSING A 5.1 SIGNAL MUST BE DONE ON FIB