Ads
related to: three cylinder vs four way speakers for home entertainment reviews
Search results
Results From The WOW.Com Content Network
At the very least, such a loudspeaker may be 2-way employing a woofer (or mid-range/mid-woofer) and a tweeter. Higher end loudspeakers may be 3-way or even 4-way. For the sake of this article and simplicity, a 2-way speaker system will be assumed - consisting of a woofer and a tweeter.
Cutaway drawing of a commercial 4-way transmission line loudspeaker system, the IMF Reference Standard Professional Monitor Mk VII (circa 1982). The enclosure is 104 cm (41 in) high (116 cm (46 in) on its stand), 43 cm (17 in) deep and 50 cm (20 in) wide, with a gross enclosure volume of about 218 liters.
The low-frequency driver is typically 15 or 18 inches in diameter. Mid-format line arrays are typically two or three-way and use 10 or 12 inch low-frequency drivers. The horizontal coverage is typically 90 degrees wide but some systems employ narrower boxes at the top or wider boxes at the bottom of the array.
A four channel quadraphonic diagram showing the usual placement of speakers around the listener. Quadraphonic (or quadrophonic, also called quadrasonic or by the neologism quadio [1] [formed by analogy with "stereo"]) sound – equivalent to what is now called 4.0 surround sound – uses four audio channels in which speakers are positioned at the four corners of a listening space.
Early speaker from Vega Labs. Cerwin-Vega was founded as Vega Associates [4] (with later name changes to Vega Laboratories and then Cerwin-Vega) by aerospace engineer Eugene J. "Gene" Czerwinski (1927–2010) in 1954, [4] and became noted for producing an 18" speaker capable of producing 130 dB in SPL at 30 Hz, an astonishing level during its time.
The permanent magnet upgrade of the 601 was released in 1944 as the 604, at which point the 601 was discontinued. [5] The 604 was the same basic design using a 15-inch LF driver, but with a larger 3" voice coil, individual Alnico V magnets for the LF and HF drivers, and a cast aluminum frame.