oz audio ported enclosure

First, you are hitting enter at the end of your lines in the edit/post window... Don't do that, and the forum's server handles the scrolling for the reader. Just type, and only hit <enter> when you want to start a new paragraph. Second, simply hit the quote button in the post you want to quote. As you get more comfortable you'll see how people break up the quoted portion into separate individual points being addressed, as I did with yours. 78Hz would probably work well. Really well, in fact, and still allow you some tweaking room, but I'd never take it much above 100Hz or so. (that's me... others here have other ideas) Ahhh, yes... The venerable Sony ES gear. Back when sony cave a tinker's damn about QUALITY! Cool... Let me know what you can gather, volume-wise, for that woofer! I really am loving the idea of that iso load!It all reminds me of something that Molière once said to Guy de Maupassant at a café in Vienna: "That's nice. You should write it down."