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AQ 4 Inch Coil Test Results With PICS
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<blockquote data-quote="sruggles1976" data-source="post: 7057113" data-attributes="member: 627097"><p>So I had the chance to do a head to head test between a brand new 18 HDC3 with the 3 inch coil and 18 HDC4 with the 4 inch coil. Both subs were broke in for about a week on music and tones. The box used was 5 cubes with a 12 inch aeroport. Sub up and port back. Car was a 1989 Civic Hatchback with full interior. Mic was on dash in legal position.</p><p></p><p>1st number is score, second number is clamped wattage.</p><p></p><p>18 - 3 Inch Coil Results</p><p></p><p>Peak Frequency - 56 HZ</p><p></p><p>143.3/385</p><p></p><p>144.5/489</p><p></p><p>145.4/639</p><p></p><p>146.5/844</p><p></p><p>147.4/1130</p><p></p><p>147.8/1187</p><p></p><p>148.3/1571</p><p></p><p>148.7/1716</p><p></p><p>149.3/2134</p><p></p><p>150.1/2956</p><p></p><p>18 - 4 Inch Coil Results</p><p></p><p>143.8/346</p><p></p><p>144.5/405</p><p></p><p>145.6/522</p><p></p><p>146.6/685</p><p></p><p>147/804</p><p></p><p>147.4/832</p><p></p><p>148.3/1046</p><p></p><p>149.4/1478</p><p></p><p>150.7/1925</p><p></p><p>152.7/2915</p><p></p><p>153.1/3345</p><p></p><p>No results that I can publish on the 15 Inch version.</p><p></p><p>HDC3 and HDC4</p><p></p><p><img src="http://i216.photobucket.com/albums/cc302/redragon30/183-1.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>18 - 4 Inch Coil</p><p></p><p><img src="http://i216.photobucket.com/albums/cc302/redragon30/182-1.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>18 - 4 Inch Coil</p><p></p><p><img src="http://i216.photobucket.com/albums/cc302/redragon30/181-1.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>15 - 4 Inch Coil</p><p></p><p><img src="http://i216.photobucket.com/albums/cc302/redragon30/151.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>15 - 4 Inch Coil</p><p></p><p><img src="http://i216.photobucket.com/albums/cc302/redragon30/152.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p></blockquote><p></p>
[QUOTE="sruggles1976, post: 7057113, member: 627097"] So I had the chance to do a head to head test between a brand new 18 HDC3 with the 3 inch coil and 18 HDC4 with the 4 inch coil. Both subs were broke in for about a week on music and tones. The box used was 5 cubes with a 12 inch aeroport. Sub up and port back. Car was a 1989 Civic Hatchback with full interior. Mic was on dash in legal position. 1st number is score, second number is clamped wattage. 18 - 3 Inch Coil Results Peak Frequency - 56 HZ 143.3/385 144.5/489 145.4/639 146.5/844 147.4/1130 147.8/1187 148.3/1571 148.7/1716 149.3/2134 150.1/2956 18 - 4 Inch Coil Results 143.8/346 144.5/405 145.6/522 146.6/685 147/804 147.4/832 148.3/1046 149.4/1478 150.7/1925 152.7/2915 153.1/3345 No results that I can publish on the 15 Inch version. HDC3 and HDC4 [IMG]http://i216.photobucket.com/albums/cc302/redragon30/183-1.jpg[/IMG] 18 - 4 Inch Coil [IMG]http://i216.photobucket.com/albums/cc302/redragon30/182-1.jpg[/IMG] 18 - 4 Inch Coil [IMG]http://i216.photobucket.com/albums/cc302/redragon30/181-1.jpg[/IMG] 15 - 4 Inch Coil [IMG]http://i216.photobucket.com/albums/cc302/redragon30/151.jpg[/IMG] 15 - 4 Inch Coil [IMG]http://i216.photobucket.com/albums/cc302/redragon30/152.jpg[/IMG] [/QUOTE]
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