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resistors: the braking resistors of electric trains, used to dissipate electrical power when the catenary is not receptive during braking, can make electromagnetically induced acoustic noise; coils: in magnetic resonance imaging, "coil noise" is that part of total system noise attributed to the receiving coil, due to its non-zero temperature.
The volume of air between the speakers has no acoustic effect on the cabinet space so that the saved space is less than 50%. Other aspects are unchanged like resonant frequency and maximum SPL. The new driver will have the same resonant frequency, Qts, excursion, etc. as one driver with the same applied signal.
Block diagram of the signal-flow for a common feedback loop [1]: 118 . Audio feedback (also known as acoustic feedback, simply as feedback) is a positive feedback situation that may occur when an acoustic path exists between an audio output (for example, a loudspeaker) and its audio input (for example, a microphone or guitar pickup).
The Lenovo Yoga 2 11 is an Ultrabook-class convertible device that can be used as both a tablet and laptop computer. The Yoga 2 11 is thinner than the Yoga 11 and has tapered edges giving it an appearance more like a conventional Ultrabook laptop vs the earlier model's pleasing "book-like" symmetrical design.
As with most speakers, the larger the soundbar, the bigger and better the audio quality is likely to be — one exception being the Bose 600, which manages to wring big, quality sound sound from a ...
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A horn loudspeaker is a loudspeaker or loudspeaker element which uses an acoustic horn to increase the overall efficiency of the driving element(s). A common form (right) consists of a compression driver which produces sound waves with a small metal diaphragm vibrated by an electromagnet, attached to a horn, a flaring duct to conduct the sound waves to the open air.
Andy Cohen is spilling the tea on what it's like working with longtime friend and colleague Anderson Cooper.. Before SiriusXM's 10th Annual Radio Andy Holiday Hangout (which he co-hosts with Amy ...