<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><br class="webkit-block-placeholder"></div><div class="">Confirmed, sadly - iPhone 11 with iOS 15.1 has pretty blatant DRC happening, monitored via a lightning-to-analogue converter. </div><div class=""><br class=""></div><div class="">It’s pretty aggressive so I hesitate to call it limiting - here are the waveforms for Sound Check Off (top) and On, level-matched by ear:</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><img apple-inline="yes" id="629EF0F1-59D9-4CED-AFCA-28E0DF3C7205" src="cid:82D2EF68-518E-4F1B-BCE1-3768022E15EB@fritz.box" class=""></div><div class=""><br class=""></div><div class=""></div><div class=""><br class=""></div><div class="">This is about 1:30 into the first Track of “On Christmas Day” 😕</div><div class=""><br class="webkit-block-placeholder"></div><div class="">Ian</div><div class=""><br class="webkit-block-placeholder"></div><div class=""><br class="webkit-block-placeholder"></div><div class=""><br class=""></div>
<div><br class=""><blockquote type="cite" class=""><div class="">On 19 Jan 2022, at 16:54, Ian Shepherd <<a href="mailto:ian@mastering-media.co.uk" class="">ian@mastering-media.co.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><br class=""></div><div class="">Hi Bob,<br class=""><blockquote type="cite" class=""><div class=""><div class=""><p class="">Ian, in your copious free time </p></div></div></blockquote><div class="">You’re hilarious 😂</div><blockquote type="cite" class=""><div class=""><div class=""><p class="">you should capture both ways. If
you detect anything other than just a gain shift, then we should
alert Buddy and maybe he can get that changed.</p><p class="">And in fact, if you can give me links to that choral music I'd
like to check it and measure it</p></div></div></blockquote></div><div class=""><br class=""></div><div class="">It was one or other of these albums, possibly both:</div><div class=""><br class=""></div><div class=""><a href="https://music.apple.com/gb/album/hodie-an-english-christmas-collection-re-mastered/73233052" class="">https://music.apple.com/gb/album/hodie-an-english-christmas-collection-re-mastered/73233052</a></div><div class=""><br class=""></div><div class=""><a href="https://music.apple.com/gb/album/on-christmas-day/695609721" class="">https://music.apple.com/gb/album/on-christmas-day/695609721</a></div><div class=""><br class=""></div><div class="">(Both are beautiful BTW, although I prefer Britten’s Ceremony sung by a boys' choir rather than adults)</div><div class=""><br class=""></div><div class="">I just previewed the first track of “Hodie" and it has a +9 Sound Check value using iTunes in Mojave, which takes it to +0.1 dBFS @ 2:54 and sure enough it clips audibly, so no limiting in this case.</div><div class=""><br class=""></div><div class="">Ah hell, now I’m going to have to check it on iPhone…!</div><div class=""><br class=""></div><div class="">Ian</div></div></div></blockquote></div><br class=""></body></html>