Optimod http://ripr.org en TheEC: Air Conditioning at 88.1FM http://ripr.org/post/theec-air-conditioning-881fm <p>Regular readers of the ENGINEER'S CORNER might recall <a href="http://ripr.org/post/theec-air-conditioning-1027fm">my story about air conditioning at our 102.7FM transmitter in Narragansett Pier</a>. &nbsp; Well now I'm pleased to report that we have air conditioning at 88.1FM WELH in Seekonk as well!</p><p>In many ways, this is an even bigger deal; 102.7 had a hefty vent fan system that could move a lot of air. &nbsp;Sure, if the air outside was hot, it means the air inside was hot, too. &nbsp;Usually you can't cool a room using outside air below about +10F degrees above outside air temps. &nbsp; So if it's 90F outside, it's 100 to 105F inside...ugh! &nbsp;</p><p>And at 88.1, we didn't really have even that. &nbsp;The transmitter site is an 8x10ft shed with a single 12 inch desk fan blowing air out one of the wall vents, and no insulation whatsoever on the walls or ceiling. &nbsp;Temps routinely broke 120F inside, even when it was only 70 to 80F outside.</p><p> Thu, 22 May 2014 14:17:53 +0000 Aaron Read 33986 at http://ripr.org TheEC: Air Conditioning at 88.1FM TheEC: 88.1 Studio/Transmitter Link http://ripr.org/post/theec-881-studiotransmitter-link <p></p><p><span style="line-height: 1.5;">In light of ongoing issues with the Studio/Transmitter Link (</span>STL<span style="line-height: 1.5;">) for </span>WELH<span style="line-height: 1.5;"> 88.1, we have implemented a new </span>STL<span style="line-height: 1.5;">&nbsp; schema. &nbsp; If you heard a lot of </span><a href="http://ripr.org/post/theec-digital-chirps-881" style="line-height: 1.5;">odd audio dropouts on 88.1 today</a><span style="line-height: 1.5;">, that was the reason.</span></p><p>The good news is that we should have a pretty good temporary solution in place, and a solid path for a permanent solution is on the horizon (tentatively scheduled for mid-March). &nbsp; Best of all, I was able to put in a new(er)&nbsp;<a href="http://www.optimod.fm/">Orban Optimod 8100A</a>&nbsp;audio processor to replace the less-capable&nbsp;<a href="http://www.bswusa.com/Broadcast-On-Air-Processing-Inovonics-718-David-III-FM-Broadcast-Processor-P2989.aspx">Inovonics DAVID-III</a>. &nbsp;There's a little&nbsp;<a href="http://en.wikipedia.org/wiki/Sibilant">sibilance</a>&nbsp;still, so I need to tweak the settings. &nbsp;But overall the sound should be much louder, fuller, and more consistent.</p><p>Read on for more details...</p><p> Tue, 28 Jan 2014 03:08:11 +0000 Aaron Read 28255 at http://ripr.org TheEC: 88.1 Studio/Transmitter Link