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  2. Magnepan - Wikipedia

    en.wikipedia.org/wiki/Magnepan

    The 2.6, 2.7i, MG-III, 3.7, Tympani IV, 20.7 and 30.7 all include Magnepan's ribbon driver and thus produce sound up to 40 kHz. The other speakers do not include a true ribbon and therefore produce sound only up to about 18–25 kHz. All Magnepans are 4-ohm speakers, with sensitivity of 86 dB at 500 Hz, 2.83 V.

  3. White van speaker scam - Wikipedia

    en.wikipedia.org/wiki/White_van_speaker_scam

    White van speakers are often partially filled with concrete or rocks to increase their weight and create the illusion of high quality. Another common characteristic of white van speakers is an unusually high wattage rating for their size, for example 1000 watts for a 3-inch speaker, which in reality may be rated as low as five watts.

  4. Acoustic Research - Wikipedia

    en.wikipedia.org/wiki/Acoustic_Research

    Acoustic Research was a Cambridge, Massachusetts-based company that manufactured high-end audio equipment. The brand is now owned by VOXX.Acoustic Research was known for the AR-3 series of speaker systems, which used the 12 in (300 mm) acoustic suspension woofer of the AR-1 with newly designed dome mid-range speaker and high-frequency drivers.

  5. Take 20% Off Raycon Earbuds, Headphones and Speakers Right ...

    www.aol.com/entertainment/20-off-raycon-earbuds...

    These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

  6. Full-range speaker - Wikipedia

    en.wikipedia.org/wiki/Full-range_speaker

    A full-range loudspeaker drive unit is defined as a driver which reproduces as much of the audible frequency range as possible, within the limitations imposed by the physical constraints of a specific design. The frequency range of these drivers is maximized through the use of a whizzer cone and other means. Most single driver systems, such as ...

  7. Transmission line loudspeaker - Wikipedia

    en.wikipedia.org/wiki/Transmission_line_loudspeaker

    A transmission line is used in loudspeaker design to reduce time, phase, and resonance related distortions, and in many designs to gain exceptional bass extension to the lower end of human hearing, and in some cases the near- infrasonic (below 20 Hz). TDL's 1980s reference speaker range (now discontinued) contained models with frequency ranges ...

  8. The Absolute Sound - Wikipedia

    en.wikipedia.org/wiki/The_Absolute_Sound

    The Absolute Sound was founded in 1973 by Harry Pearson, who was its editor-in-chief and publisher. In the early years, TAS was a quarterly, digest-sized magazine and accepted no advertisements. [1] During the 1970s and 1980s, TAS (along with Stereophile) was influential in the audiophile industry. [2] Pearson is credited as being the most ...

  9. ProAc - Wikipedia

    en.wikipedia.org/wiki/ProAc

    ProAc Limited is a British loudspeaker manufacturing company. The company was reportedly founded by Stewart Tyler in 1979 and registered on 09/05/1988. The brand of ProAc was built on the reputation of his first loudspeaker manufacturing entity, Celef Audio Ltd., which was reportedly founded in 1973, incorporated on 10/09/1975 and renamed to ...