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A living room or family room can also be considered a den, but a drawing room is something else entirely. If the term sounds a bit antiquated, that's because it dates back to Victorian-era England.
The design is often described as non-resonant, and some designs are sufficiently stuffed with absorbent material that there is indeed not much output from the line's port. But it is the inherent resonance (typically at 1/4 wavelength) that can enhance the bass response in this type of enclosure, albeit with less absorbent stuffing.
Some speaker designs also use a spiral or elliptic spiral shaped duct, usually with one speaker element in the front or two speaker elements arranged one on each side of the cabinet. Depending upon the drive unit, and quantity and various physical properties of absorbent material, the amount of taper will be adjusted during the design process ...
Moving iron speaker. The original loudspeaker design was the moving iron. Unlike the newer dynamic (moving coil) design, a moving-iron speaker uses a stationary coil to vibrate a magnetized piece of metal (called the iron, reed, or armature). The metal is either attached to the diaphragm or is the diaphragm itself.
In large, formal homes, a sitting room is often a small private living area adjacent to a bedroom, such as the Queens' Sitting Room and the Lincoln Sitting Room of the White House. [ 4 ] In the late 19th or early 20th century, Edward Bok advocated using the term living room for the room then commonly called a parlo[u]r or drawing room , and is ...
Two-inch port tube installed in the top of a Polk S10 speaker cabinet as part of a DIY audio project. This port is flared. Unlike closed-box loudspeakers, which are nearly airtight, a bass reflex system has an opening called a port or vent cut into the cabinet, generally consisting of a pipe or duct (typically circular or rectangular cross section).
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A drawing room is a room in a house where visitors may be entertained, and an alternative name for a living room. The name is derived from the 16th-century terms withdrawing room and withdrawing chamber , which remained in use through the 17th century, and made their first written appearance in 1642. [ 1 ]