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AES ELibrary » Design of 48mm Beryllium Diaphragm

BERYLLIUM The spherical STRUCTUR DIAPHRAGM OF THE NEW COMPRESSION DRIVER resonance shell fh frequency of the lowest mode of by a shallow the equation: (6 ) 3 (fh) is expressed approximately = K E/ETP/O E, p, H, and material, D denote height of Young's the Where density K is a constant, of of the the diaphragm shell modulus, and shell, diameter respectively to make diameter

Author: Shozu Kinoshita, Toshikazu Yoshimi, Hiroyuki Hamada, Bart N Locanthi

USA Acoustic diaphragm Google Patents

beryllium diaphragm hot step acoustic Prior art date Legal status (The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed) Expired Fee Related Application number US06/496,534 Inventor Shinichi Yokozeki Masami Kimura

US Patent for Acoustic diaphragm Patent (Patent

The present invention relates to an acoustic diaphragm formed of beryllium or an alloy composed mainly of beryllium, which is best suited for use in moderate and highfrequency regions In the prior art, materials having a high Young's modulus E and a low density rho, say, a high E/rho ratio have been found to be best suited for use in acoustic diaphragms

Looking for a ScanSpeak D3004/ tweeter?

ScanSpeak Illuminator D3004/ 1" Beryllium Dome Tweeter This 1” compact Illuminator beryllium tweeter is an example of a big sound in a small body As beryllium is a material characterized by great stiffness, light weight and high damping, the beryllium diaphragm offers all the properties required to reproduce excellent sound

品牌: ScanSpeak

ScanSpeak D3004/ tweeter kopen SoundImports

ScanSpeak Illuminator D3004/ 1" Beryllium Dome Tweeter This tweeter features a 99% pure Beryllium dome diaphragm The large roll surround and Beryllium dome diaphragm provide a flat frequency response to above 40KHz with outstanding offaxis dispersion and a silkysmooth sound

品牌: ScanSpeak

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The large roll surround and Beryllium dome diaphragm provide a flat frequency response to above 40KHz with outstanding offaxis dispersion and a silkysmooth sound ScanSpeak’s unique AirCirc Magnet System named for the way it optimizes air flow within the chamber – rearranges the traditional magnet structure from a single magnet to an open magnetic circuit comprised of six separate

品牌: ScanSpeak

ScanSpeak D3004/ tweeter kopen SoundImports

ScanSpeak Illuminator D3004/ 1" Beryllium Dome Tweeter This 1” compact Illuminator beryllium tweeter is an example of a big sound in a small body As beryllium is a material characterized by great stiffness, light weight and high damping, the beryllium diaphragm offers all the properties required to reproduce excellent sound

HIGH PERFORMANCE BERYLLIUM DIAPHRAGM

A High Performance Beryllium Dome Diaphragm Assembly For Large Format Compression Drivers Marshall Buck1, Peter Andrews2, Gordon Simmons2 and Sam Saye2 1 Psychotechnology, Inc, Los Angeles, CA 90034, USA 2 BrushWellman, Fremont, CA 94538, USA ABSTRACT The development , manufacture and testing of a new large format compression driver diaphragm using a beryllium

ADVANTAGES OF USING BERYLLIUM DIAPHRAGM COMPRESSION DRIVERS

tested, the beryllium diaphragm exhibited substantially more output in the two octaves from 3–12 kHz than all of the standard materials Though the ribbed titanium diaphragm had additional energy over beryllium at the highest octave, the measured vibration was rougher WAVELET ANALYSIS OF TIME DOMAIN BEHAVIOR To address sound quality issues noted by some audio professionals, we looked

Truextent Beryllium — VUE Audiotechnik

VUE alClass and hClass Raise the Performance Bar with Beryllium The first result of our development partnership with Materion was the massive 4inch diameter compression driver found at the heart of our h12 and h15 active twoway systemsThis revolutionary HF driver features a Truextent® beryllium diaphragm with very high output and low distortion up to 20,000 Hz

Beryllium – Periodic Audio Inc

Beryllium is among the least dense stable metals, but also has among the highest Young’s modulus values (a ratio of the stiffness) and speed of sound This results in high efficiency and extremely low distortion as the diaphragm does not bend on its own, moves homogeneously, and dissipates internal energy very well

DUNU LUNA PURE Beryllium Rolled Foil Diaphragm

All these unique properties of beryllium enable audio designers to gain extra octaves of clean, nondistorting, nonringing, highresolution sonic output at both ends of the sonic spectrumThis reputation of beryllium as a wonder material for audio has translated to a bevy of products made to contain beryllium as a diaphragm component Only a tiny handful, though, use truly acoustic grade

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AES ELibrary » Design of 48mm Beryllium Diaphragm

BERYLLIUM The spherical STRUCTUR DIAPHRAGM OF THE NEW COMPRESSION DRIVER resonance shell fh frequency of the lowest mode of by a shallow the equation: (6 ) 3 (fh) is expressed approximately = K E/ETP/O E, p, H, and material, D denote height of Young's the Where density K is a constant, of of the the diaphragm shell modulus, and shell, diameter respectively to make diameter

Diaphragm for loudspeakers Matsushita Electric

Also, the acoustic characteristics of the beryllium diaphragm manufactured are shown in FIG 5 by the solid line (characteristics of sound pressure and frequency) of the (b) and the dotted line (characteristics of higher harmonics and distortion) of the (e) It can be said that the acoustic characteristics are almost similar to those of FIG 5 Accordingly, the variable of the beryllium was 1

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Our stock of replacement diaphragms, baskets, and recone kits can bring your valued tweeter, midrange, horn driver, or woofer back to factory condition after intensive use or damage

TAD Micro Evolution One Stand Mount Loudspeaker

The tweeter uses a pure Beryllium diaphragm; chemistry boffins will know this to be the lightest stable metal in the Periodic Table Its low mass and strength make it a superb material for the job in hand, but it is costly and hard to work with The midrange is made of magnesium, a slightly heavier selfdamping metal that's also superstiff The woofer cone is made of woven and nonwoven

US Patent for Method of producing a carbon diaphragm

A method of producing a diaphragm of an acoustic instrument having the steps of blending powders of carbon such as graphite, carbon black or the like and a thermoplastic or a thermosetting resin, shaping the resultant blend into a desired form and then carbonizing the shaped blend As a result, it has become possible to produce a diaphragm of an acoustic instrument, having a light weight, high

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