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English: A tweeter (high frequency loudspeaker driver) of a loudspeaker box JBL TI 5000 from the 1990s. The tweeter has a membrane made from Titanium (Ø 25mm, model JBL 050Ti), a metallic chemical element which is lightweight and stable.
Dome tweeter with a membrane with 25 mm diameter made from titanium; from a JBL TI 5000 loudspeaker box, c. 1997. A dome tweeter is constructed by attaching a voice coil to a dome (made of woven fabric, thin metal or other suitable material), which is attached to the magnet or the top plate via a low compliance suspension.
Horn-loaded compression drivers can achieve very high efficiencies, around 10 times the efficiency of direct-radiating cone loudspeakers. They are used as midrange and tweeter drivers in high power sound reinforcement loudspeakers, and in reflex or folded-horn loudspeakers in megaphones and public address systems.
A 1996 JBL model 2344A Bi-Radial "butt-cheeks" horn with a 100° × 100° output pattern from 1 kHz to 12.5 kHz [29] By 1980, Keele was at JBL where he took both his and Altec's designs a step further. He mated a JBL-style diffraction horn to a secondary horn consisting of exponentially curved sides derived by using two radial formulas.
Lansing Iconic JBL TI 5000, a 3-way system with a 30 cm bass driver and a titanium membrane tweeter, built from about 1992 to 1999. With a height of 1.15 m (3 ft 9 in) and a weight of 55 kg (121 lb), it was the top model for the consumer market.
User manuals and user guides for most non-trivial PC and browser software applications are book-like documents with contents similar to the above list. They may be distributed either in print or electronically. Some documents have a more fluid structure with many internal links. The Google Earth User Guide [4] is an example of this format.
The soft dome tweeter is a particular type of tweeter invented and patented in 1967 by Bill Hecht, a renowned pioneer in the early days of audio engineering and the founder of Phase Technology. Hecht states that he was confronted with what seemed a mundane problem: When showing speakers at various audio shows, onlookers often poked at the two ...
2007 Toyota Yaris hatchback owner's manual 1919 Ford Motor Company car and truck operating manual. An owner's manual (also called an instruction manual or a user guide) is an instructional book or booklet that is supplied with almost all technologically advanced consumer products such as vehicles, home appliances and computer peripherals.