https://www.undertoneaudio.com/blog Stories, history and tech notes from Undertone Audio, the analog studio hardware and plugin company founded by producer Eric Valentine. en-us Wed, 21 Oct 2026 14:24:38 GMT 2026-10-21T14:24:38Z en-us https://www.undertoneaudio.com/blog/fix-the-phase-not-the-eq-notch-mode-as-a-phase-tool <p>There are a lot of EQ plugins. A lot of them are very good. So when Eric Valentine sat down to walk through the MPEQ-1, he opened with the obvious question: why does anyone need another one?</p> <p>There are a lot of EQ plugins. A lot of them are very good. So when Eric Valentine sat down to walk through the MPEQ-1, he opened with the obvious question: why does anyone need another one?</p> <img src="https://track-na2.hubspot.com/__ptq.gif?a=246255213&amp;k=14&amp;r=https%3A%2F%2Fwww.undertoneaudio.com%2Fblog%2Ffix-the-phase-not-the-eq-notch-mode-as-a-phase-tool&amp;bu=https%253A%252F%252Fwww.undertoneaudio.com%252Fblog&amp;bvt=rss" alt="" width="1" height="1" style="min-height:1px!important;width:1px!important;border-width:0!important;margin-top:0!important;margin-bottom:0!important;margin-right:0!important;margin-left:0!important;padding-top:0!important;padding-bottom:0!important;padding-right:0!important;padding-left:0!important; "> Recording Tips Wed, 21 Oct 2026 14:00:00 GMT ev@undertoneaudio.com (Eric Valentine) https://www.undertoneaudio.com/blog/fix-the-phase-not-the-eq-notch-mode-as-a-phase-tool 2026-10-21T14:00:00Z