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  2. Wikipedia:Free sound resources - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Free_sound_resources

    From field-recordings to sound fx, drum loops and musical instrument samples. CC0, CC BY, CC BY-NC Samplibrary: No Yes Custom HD 96khz 24 bit wav recorded sounds with ongoing free new sounds and The Suggestion Engine where creators can request sounds Royalty Free Videvo Sound Effects: Yes Yes Royalty Free Sound Effects with a large selection of ...

  3. 720p - Wikipedia

    en.wikipedia.org/wiki/720p

    720p (720 lines progressive) is a progressive HD signal format with 720 horizontal lines/1280 columns and an aspect ratio (AR) of 16:9, normally known as widescreen HD (1.78:1). All major HD broadcasting standards (such as SMPTE 292M ) include a 720p format, which has a resolution of 1280×720.

  4. High-definition television in the United States - Wikipedia

    en.wikipedia.org/wiki/High-definition_television...

    High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite, cable and IPTV.

  5. High-resolution audio - Wikipedia

    en.wikipedia.org/wiki/High-resolution_audio

    High-resolution audio (high-definition audio or HD audio) is a term for audio files with greater than 44.1 kHz sample rate or higher than 16-bit audio bit depth.It commonly refers to 96 or 192 kHz sample rates.

  6. FD Trinitron/WEGA - Wikipedia

    en.wikipedia.org/wiki/FD_Trinitron/WEGA

    Super Fine Pitch tubes naturally fall into this category, as do some Sony Trinitron SDTVs that cannot physically resolve 1080 lines of vertical resolution, but the term Hi-Scan is commonly used to refer to Sony Trinitron HDTVs that do not feature an SFP tube. 16:9 Enhanced WEGA models differ from original WEGA models mainly in their ability to ...

  7. Optimum HDTV viewing distance - Wikipedia

    en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

    Find the right video resolution. Example: a 53 cm high screen (43 inches diagonal), located at a distance of 300 cm, does not need to show video with a resolution higher than HD 720. Presenting a higher resolution means a larger ecological footprint with no perceptible gain. Find the best seat in the cinema.

  8. Low-definition television - Wikipedia

    en.wikipedia.org/wiki/Low-definition_television

    Low-definition television (LDTV) refers to TV systems that have a lower screen resolution than standard-definition television systems. The term is usually used in reference to digital television, in particular when broadcasting at the same (or similar) resolution as low-definition analog television systems.

  9. High-definition television - Wikipedia

    en.wikipedia.org/wiki/High-definition_television

    High-definition image sources include terrestrial broadcast, direct broadcast satellite, digital cable, IPTV, Blu-ray video disc (BD), and internet downloads. In the US, residents in the line of sight of television station broadcast antennas can receive free, over-the-air programming with a television set with an ATSC tuner via a TV aerial ...