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Low Earth Orbit
DIY Audio
New DIY Mid High (90deg) - AKA PM90
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<blockquote data-quote="Peter Morris" data-source="post: 11601" data-attributes="member: 652"><p><strong>Mod EDIT: PM90 High Output Mid-High Speaker</strong></p><p><strong>See starting at post #180 for build diagrams/measurements etc</strong></p><p><strong></strong></p><p><strong><img src="https://soundforums.net/community/attachments/dbl12-1-jpg.154000/" alt="" class="fr-fic fr-dii fr-draggable " style="width: 548px" /></strong></p><p><strong></strong></p><p><strong>Specifications:</strong></p><p><strong></strong></p><p><strong>90 x 50 horn pattern</strong></p><ul> <li data-xf-list-type="ul">100Hz – 20KHz +/- 1.5dB approx.<ul> <li data-xf-list-type="ul"><em>Ignore the frequency response below about 400Hz. I don’t have a decent space to measure this speaker in. There was also a double 18 used below 100Hz</em></li> </ul></li> <li data-xf-list-type="ul">Weight - 32Kgs</li> <li data-xf-list-type="ul">Size - 930-H x430-D x 385-W mm</li> </ul><p><strong>Low Mid</strong></p><ul> <li data-xf-list-type="ul">100Hz – 630Hz</li> <li data-xf-list-type="ul">Efficiency -105 dB w/m approx.</li> <li data-xf-list-type="ul">Power 1300 Watts continuous – 2600 watts program</li> </ul><p><strong>Hi</strong></p><ul> <li data-xf-list-type="ul">630Hz – 20kHz</li> <li data-xf-list-type="ul">Efficiency –112 dB w/m</li> <li data-xf-list-type="ul">Power - 230 Watts continuous 1300 Watts peak</li> </ul><p>If anyone is interested I will post some more information when I have time.</p></blockquote><p></p>
[QUOTE="Peter Morris, post: 11601, member: 652"] [B]Mod EDIT: PM90 High Output Mid-High Speaker See starting at post #180 for build diagrams/measurements etc [IMG width="548px"]https://soundforums.net/community/attachments/dbl12-1-jpg.154000/[/IMG] Specifications: 90 x 50 horn pattern[/B] [LIST] [*]100Hz – 20KHz +/- 1.5dB approx. [LIST] [*][I]Ignore the frequency response below about 400Hz. I don’t have a decent space to measure this speaker in. There was also a double 18 used below 100Hz[/I] [/LIST] [*]Weight - 32Kgs [*]Size - 930-H x430-D x 385-W mm [/LIST] [B]Low Mid[/B] [LIST] [*]100Hz – 630Hz [*]Efficiency -105 dB w/m approx. [*]Power 1300 Watts continuous – 2600 watts program [/LIST] [B]Hi[/B] [LIST] [*]630Hz – 20kHz [*]Efficiency –112 dB w/m [*]Power - 230 Watts continuous 1300 Watts peak [/LIST] If anyone is interested I will post some more information when I have time. [/QUOTE]
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New DIY Mid High (90deg) - AKA PM90
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