The Linen Diaphram Loud Speaker
HLOW is printed the response curve for the linen-diaphragm, an¢l in. comparison With the average Joudspeaker it is exceptionally good, as variations in proportional output between about 50 and 10.000 cycles are hardly sufficient to be perceptible to the car. Resonances which seem to be due to the fact that the natural time periods of individual membranes are incompletely suppressed are not so marked as to be in any way objectionable. | The loudspeaker may be mounted in a eabinet with its front covered in tapestry. Its performance depends largely on the use of suitable material for the stretched diaphragms; and ou the mounting — of these in such a way that their tension is correct, and will remain | 80. Some constructorg-are mounting the small frame. with a screwed rod in each corner, so that in order to tighten both diaphragms, it is only necessary to tighten a nut at cach corner, then adjusting the nuts on the driving spindle,
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https://paperspast.natlib.govt.nz/periodicals/RADREC19280817.2.66
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Radio Record, Volume II, Issue 5, 17 August 1928, Page 30
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163The Linen Diaphram Loud Speaker Radio Record, Volume II, Issue 5, 17 August 1928, Page 30
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