In Reply to: RE: While you are probably right for a laminated panel posted by JLindborg on October 5, 2012 at 20:33:06:
How could Acoustat manage to get a suitable tension just by heat shrinking? Could they verify the results of the heat shrinking in/during production? Maybe just applying a weight to get a certain deflection? Did they do any mechanicly pre-tensioning of the diaphragm? A swedish manufactor of esl speakers had a facility that allowed streching while playing the speakers. I think some electrostatics had spring loaded tension.
As Quad and Magnepan tension their diaphragms on streching rigs, the production can be rather uniform. These companies must have made more planar speakers than anybody else? What about the production numbers of Martin Logan, Acoustat, Sound Lab, Audiostatic and others?
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Follow Ups
- RE: While you are probably right for a laminated panel - Roger Gustavsson 09:12:09 10/06/12 (11)
- RE: While you are probably right for a laminated panel - JLindborg 10:48:06 10/06/12 (10)
- RE: While you are probably right for a laminated panel - hella356 12:59:54 10/06/12 (9)
- RE: While you are probably right for a laminated panel - JLindborg 20:43:42 10/06/12 (8)
- read this - Penguin 18:48:18 10/07/12 (7)
- RE: read this - JLindborg 21:39:50 10/07/12 (6)
- RE: read this - morricab 01:14:18 10/08/12 (5)
- Bumblebees continued to fly - E-Stat 06:18:13 10/08/12 (0)
- RE: read this - JLindborg 01:21:08 10/08/12 (3)
- RE: read this - morricab 01:31:48 10/09/12 (2)
- RE: read this - JLindborg 02:10:44 10/09/12 (1)
- RE: read this - hella356 12:28:15 10/09/12 (0)