diyAudio http://www.diyaudio.com/forums/gallery Tue, 21 Oct 2014 23:38:46 -0400 PhotoPost Pro 6.02 measurements http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6997 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6997" target="_blank"><img title="speaker_measurments.GIF" border="0" src="http://origin.dastatic.com/forums/gallery/data/1710/thumbs/speaker_measurments.GIF" alt="speaker_measurments.GIF" /></a><br /><br />by: Grumpy_Git<br /><br />Description: SKO204 in Green. DIY AMT in Red. The tweeter looks rubbish from an SPL point of view. Grumpy_Git Mon, 05 Sep 2011 15:29:43 -0400 finished_3 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6887 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6887" target="_blank"><img title="finished_31.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/finished_31.jpg" alt="finished_31.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: my first finished Heil. Grumpy_Git Thu, 04 Aug 2011 06:10:05 -0400 finished_3 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6886 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6886" target="_blank"><img title="finished_3.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/finished_3.jpg" alt="finished_3.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: My first finished Heil Grumpy_Git Thu, 04 Aug 2011 05:57:17 -0400 finished_2 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6885 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6885" target="_blank"><img title="finished_2.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/finished_2.jpg" alt="finished_2.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: My first finished Heil Grumpy_Git Thu, 04 Aug 2011 05:56:13 -0400 finished_1 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6884 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6884" target="_blank"><img title="finished_1.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/finished_1.jpg" alt="finished_1.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: My first finished Heil Grumpy_Git Thu, 04 Aug 2011 05:54:26 -0400 Heil Frequency response comparison http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6688 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6688" target="_blank"><img title="Freq_response_in_wide_gap_magnet.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/Freq_response_in_wide_gap_magnet.JPG" alt="Freq_response_in_wide_gap_magnet.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: My DIY heil tweeter compared to a 4ohm car speaker of approximately 90db/w/m, 40-35kHz. This was using a magnetic structure with an oversized air gap. Grumpy_Git Tue, 24 May 2011 11:00:25 -0400 DIY Heil Frequency response http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6648 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6648" target="_blank"><img title="poor_magnet_good_diaphragm_SWEEP.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/poor_magnet_good_diaphragm_SWEEP.JPG" alt="poor_magnet_good_diaphragm_SWEEP.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: First time I've used it in 5 years, took me a while to get any results at all and NOTHING was calibrated but it will do for now. Grumpy_Git Mon, 23 May 2011 09:24:37 -0400 DIY Heil magnet steel structure. http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6612 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6612" target="_blank"><img title="12.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/12.JPG" alt="12.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: This shows some of the lengths of 13 x 3 x 3000mm mild steel I ordered. The supports are to help in my cutting. Grumpy_Git Sat, 21 May 2011 05:38:14 -0400 DIY Heil magnet steel structure. http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6613 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6613" target="_blank"><img title="24.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/24.JPG" alt="24.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Here is my jig used for cutting the steel into 100mm lengths which I could then put diagonal cuts into to get the pieve I needed. Grumpy_Git Sat, 21 May 2011 05:38:14 -0400 DIY Heil magnet steel structure. http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6614 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6614" target="_blank"><img title="32.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/32.JPG" alt="32.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: a pile of steel! Grumpy_Git Sat, 21 May 2011 05:38:14 -0400 DIY Heil magnet steel structure. http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6615 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6615" target="_blank"><img title="41.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/41.JPG" alt="41.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: This was my amended jig for cutting the steel into trapeziums of differing lengths (originally intended 63 &amp; 50mm on the longest lengths, finally 61 and 48mm to clean up the edges) Grumpy_Git Sat, 21 May 2011 05:38:14 -0400 DIY Heil magnet steel structure. http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6616 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6616" target="_blank"><img title="52.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/52.JPG" alt="52.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Cleaning up the edges. Grumpy_Git Sat, 21 May 2011 05:38:14 -0400 DIY Heil magnet steel structure. http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6617 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6617" target="_blank"><img title="61.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/61.JPG" alt="61.JPG" /></a><br /><br />by: Grumpy_Git<br /><br />Description: more edge cleaning. Grumpy_Git Sat, 21 May 2011 05:38:14 -0400 DIY Heil Diaphragm http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6598 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6598" target="_blank"><img title="DSC_3950.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3950.jpg" alt="DSC_3950.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Folding the diaphragm over a rule. Grumpy_Git Thu, 19 May 2011 16:59:18 -0400 DIY Heil Diaphragm http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6599 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6599" target="_blank"><img title="DSC_3952.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3952.jpg" alt="DSC_3952.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Diaphram mounted in frame. Grumpy_Git Thu, 19 May 2011 16:59:18 -0400 DIY Heil Diaphragm http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6597 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6597" target="_blank"><img title="DSC_3947.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3947.jpg" alt="DSC_3947.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: there should be sufficient glue on the surrounding mylar to be able to stick a 2 micron layer of mylar over the top sealing the serpentine pattern. The diaphram will then need folding, this particular diaphragm has an Re=3.2Ohms. Grumpy_Git Thu, 19 May 2011 08:59:07 -0400 DIY Heil Diaphragm http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6596 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6596" target="_blank"><img title="DSC_3944.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3944.jpg" alt="DSC_3944.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Turn over the Mylar so the paper is uppermost and peel away the paper, as it was only tacked lightly it should come away easily. If this is not the case use label remover on a cotton bud/Q-tip and wipe on the paper, this will soak through and release from the foil. Grumpy_Git Thu, 19 May 2011 08:55:31 -0400 DIY Heil Diaphragm http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6595 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6595" target="_blank"><img title="DSC_3942.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3942.jpg" alt="DSC_3942.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Turn the foil/paper over so the foil is uppermost, spray some 5micron PET/Mylar with 3M spray adhesive and lay on the foil. Grumpy_Git Thu, 19 May 2011 08:52:45 -0400 DIY Heil Diaphragm http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6594 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6594" target="_blank"><img title="DSC_3940.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3940.jpg" alt="DSC_3940.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Pattern now cut out using a razor blade. Grumpy_Git Thu, 19 May 2011 08:44:45 -0400 DSC_3939 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6593 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6593" target="_blank"><img title="DSC_3939.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1686/thumbs/DSC_3939.jpg" alt="DSC_3939.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: Sainsburys basics range kitchen foil lightly tacked to a paper pprint of the CAD drawing of my circuit patten. 3M adhesive spray used, this needs to be removed so spraying was from 18&quot; for less than half a second. Grumpy_Git Thu, 19 May 2011 08:42:20 -0400 Heil Prototype 1 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6558 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/6558" target="_blank"><img title="SSC_3922.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1685/thumbs/SSC_3922.jpg" alt="SSC_3922.jpg" /></a><br /><br />by: Grumpy_Git<br /><br />Description: final prototype of my first Heil Grumpy_Git Mon, 02 May 2011 13:42:12 -0400