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BB024 1745
Rules of Thumb in Acoustics
BB024 1746
You'll want to whistle! And if you want the sound of the whistle controlled, use convex curves. They tend to disperse sound evenly throughout the room. Concave surfaces, on the other hand, often focus sound unpleas
antly and make treatment almost impossible. Sometimes you can break a large concave
wall into several convex curves. The best bet is to call in an acoustical engineer before your plans are completed to help avoid trouble.
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he thing that keeps a crew of skilled artisans en
Tthusiastic about their work is the frequent oppor tunity to prove their ability with a difficult operation. The domed area shown above was a good test. The ceilings curved and slanted in all directions to a peak where lighting fixtures hang. Sound reflected from con cave curves tends to focus and create special noise annoy ance; it requires a scientific analysis for correction.
The assignment was to install USG's beautiful new Motif'd Textura Acoustone (pattern #36) so that its parallel lines rose in each direction from the outer rim
to the peak. The finished beauty of these two domes is ample proof of what skilled application can accomplish on curved surfaces with beautiful, effective Acoustone mineral tile. The tight joints of Textura are hidden in the pattern and a monolithic effect prevails.
Sound control is a job for experts, in the science of acoustics--in the skill of erection. We are proud of the men in our crews and eager to put our experience and talent at your disposal. Call our number shown on the back cover of this magazine. We welcome your prob lems in acoustics.
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Curved surfaces leave no room for guesswork in acoustical tile application. With plumb bob and marking string, Carl Olson of the Anning-Johnson organization finds the ridge line of meeting curves. A snap of the string leaves a cholk line on the tile for accurate trimming.
Not all areas on a complex job like this will accept a square piece of tile. Tile must be shaped to fit in many cases. Acoustone mineral tile scores with a pen knife and snaps accurately along the line cut.
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Just three of many more examples of what can be done with Acoustone mineral tile on curves and domes. On the cover: West ern Printing and Lithographing Co. re ception lobby, Racine, Wis. (Insulation Service Co., Milwaukee, acoustical con tractors) ; at right: Central Schwenkfelder Church, Worcester, Pa. (W. M. Moyer Co., Philadelphia, acoustical contractor); be low right: St. Paul's Episcopal Church, Louisville, Ky. (Pochel-Chowning, Louis ville, acoustical contractors). Sound con trol is a job for experts. We are experts and our crews can handle acoustical jobs as complex as these economically and effi ciently. Call our number shown on the back cover of this magazine for an ap praisal of what is needed to solve your acoustical problem and an estimate of the cost of solution. No obligation, of course.
Adjusting the thickness of bolls of odhesive accommodates some of the curvature of coves such as these, but when the curve becomes too sharp the tile can be scored on the back and bent to follow the curve without damaging the face of the tile. Carl Olson is placing such a file in this view.
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The touch of perfection at Home
<<^vus friends say they like to visit in our house because it seems so restful and home-like," said Mrs. Irl Martin,
Rockford, 111., "and I'm convinced that the quiet supplied by our acoustical ceiling, and carpeted floors contributes to that feeling." Extensive remodeling of the Martin residence, beautifully situated on the Rock River, included installation of a Motif'd Acoustone mineral tile ceiling. It is the Striated pattern (No. 19) used in one direction.
The increasing use of acoustical treatment in residential structures stems from more open planning, mechanical de vices which are noise sources, and the trend to easily cleaned hard floor and wall surfaces.
Notice that with traditional furnishings the ceiling
tile is in equally good taste as with the contemporary pieces in other parts of the Martin home.
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Sound Control with BEAUTY FOR ALL
Architects find ACOUSTONE fits traditional and modern rooms
ew materials are so universal in appli
Fcation as Acoustone mineral acousti cal tile. Opposite extremes in decor are pictured here, yet both enjoy the acoustical efficiency of Acoustone and in each case there is perfect harmony in appearance and beauty.
The richness of texture of Acoustone mineral tile and its creamy color become an integral part of the Williamsburg decor of Davis Oldsmobile Co., Chicago. The same texture is equally at home in the of fices of Pace Associates, prominent Chicago architects, where, in the contemporary manner, surface texture and form carry the burden of decorative interest and design.
In addition to this standard travertine pattern of Acoustone there are eight other handsome patterns. The benefits of sound control can truly be accompanied by beauty of appearance. Call our number, shown on the back cover. We will work with you to find precisely the tile that meets your needs best.
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BB024 1752
NOVEMBER-DECEMBER, 1953
SOUND BUSINESS
magazine
NEW HORIZONS IN ACOUSTICS FOR EVERY TYPE OF STRUCTURE
We send this magazine bi-monthly to inform you of new developments in acoustics and what they can mean to your comfort and to the prosperity of your business. We are equipped to duplicate any acousti cal results shown in this issue for you. We do jobs like this every day. We provide scientific analysis of your acoustical or noise problems without obligation. Our name and number are on the backpage of this magazine. Call us.
SEE OUR MASK md Number on W Cow
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We specialize in the application of Acoustone mineral acoustical tile to meet your particular requirements. If easy access to above-ceiling pipes and wiring is a must, we suggest Acoustone applied by the new U.S.G. "Z-Spline Suspension System." Ask us for details.
T.M. Reg. U.S. Pol. Off.
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WEStlNGHOUSE ELECTRIC CO.
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HISTORICAL FILE
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