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The Notebook 9 was the flagship laptop product of Samsung until being superseded by Samsung Galaxy Book (Flex and Ion models) in 2020. The original Series 9 from 2011 was designed with performance and portability in mind and notable for its "ultrathin" thickness; [ 2 ] it and its successors were among the thinnest laptops in the world.
Computer speakers, or multimedia speakers, are speakers sold for use with computers, although usually capable of other audio uses, e.g. for an MP3 player. Most such speakers have an internal amplifier and consequently require a power source, which may be by a mains power supply often via an AC adapter , batteries, or a USB port.
From about 1900 to the 1950s, the "lowest frequency in practical use" in recordings, broadcasting and music playback was 100 Hz. [9] When sound was developed for motion pictures, the basic RCA sound system was a single 8-inch (20 cm) speaker mounted in straight horn, an approach which was deemed unsatisfactory by Hollywood decisionmakers, who hired Western Electric engineers to develop a ...
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4-pin speaker connector (marked SPK) on motherboard Tiny moving-iron PC speaker uses 4-pin 2-wire connection. In some applications, the PC speaker is affixed directly to the computer's motherboard; in others, including the first IBM Personal Computer, the speaker is attached by wire to a connector on the motherboard. Some PC cases come with a ...
Harman Kardon has also made laptop speakers, which have been used in certain models of Toshiba, Acer notebooks, Asus laptops, Apple iMacs and Huawei's M5 tablets. A pair of Harman Kardon transparent spherical speakers, along with the Apple G4 Mac Cube for which they were designed and produced from 2000 to 2001, are housed in the permanent ...
The middle speaker is a real loudspeaker. The top and bottom cones are passive radiators. In the same way as a ported loudspeaker, a passive radiator system uses the sound pressure otherwise trapped in the enclosure to excite a resonance that makes it easier for the speaker system to create the deepest pitches (e.g., basslines). The passive ...