{"id":12201,"date":"2001-09-27T00:00:00","date_gmt":"2001-09-27T00:00:00","guid":{"rendered":"http:\/\/www.sweetwater.com\/sweetcare\/?p=12201"},"modified":"2007-04-27T00:00:00","modified_gmt":"2007-04-27T00:00:00","slug":"what-significance-of-peak-vs-rms-detection-hard-knee","status":"publish","type":"articles","link":"https:\/\/www.sweetwater.com\/sweetcare\/articles\/what-significance-of-peak-vs-rms-detection-hard-knee\/","title":{"rendered":"What is the significance of Peak VS. RMS detection. And, Hard Knee VS. Soft Knee Compression?"},"content":{"rendered":"<p>The input level on a PreSonus BlueMax is controlled by a potentiometer that will allow you to control the level  you are sending to it. There are 15 pre-sets some of which are designed for peak others would be construed as  RMS. Peak would act to control the maximum output allowed. RMS also controls level output but also works on  the signal to increase the sustain or fatten up the sound. Hard and soft knee refer to the shape of the compression curve as viewed on a graphic display. Hard knee is shaped like a 90 degree angle. The graphic representation would like the human leg bent at the knee,i.e., hard knee. The compression effect heard is abrupt  and obvious. Soft knee, on the other hand, would appear as a rounded curve when graphically displayed. And while the ultimate effect derived by soft knee as opposed to hard knee may be just as profound on the signal&#8217;s  level, the audible difference will be much more subtle to the ear. This is why both curves are useful in different  ways and for different applications of compression to an audio signal. I hope this answer clears up the importance of Peak, RMS, and Hard Knee: Soft knee.<\/p>\n","protected":false},"featured_media":0,"template":"","categories":[1],"tags":[],"storecat":[],"itemids":[19501],"manufacturers":[33631],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"description\" content=\"Check out the What is the significance of Peak VS. RMS detection. And, Hard Knee VS. Soft Knee Compression? page at Sweetwater \u2014 the world&#039;s leading music technology and instrument retailer!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sweetwater.com\/sweetcare\/articles\/what-significance-of-peak-vs-rms-detection-hard-knee\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the significance of Peak VS. RMS detection. And, Hard Knee VS. Soft Knee Compression? - SweetCare\" \/>\n<meta property=\"og:description\" content=\"The input level on a PreSonus BlueMax is controlled by a potentiometer that will allow you to control the level you are sending to it. There are 15 pre-sets some of which are designed for peak others would be construed as RMS. Peak would act to control the maximum output allowed. RMS also controls level [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sweetwater.com\/sweetcare\/articles\/what-significance-of-peak-vs-rms-detection-hard-knee\/\" \/>\n<meta property=\"og:site_name\" content=\"SweetCare\" \/>\n<meta property=\"article:modified_time\" content=\"2007-04-27T00:00:00+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.sweetwater.com\/sweetcare\/#website\",\"url\":\"https:\/\/www.sweetwater.com\/sweetcare\/\",\"name\":\"SweetCare\",\"description\":\"Service and Support\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.sweetwater.com\/sweetcare\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.sweetwater.com\/sweetcare\/articles\/what-significance-of-peak-vs-rms-detection-hard-knee\/#webpage\",\"url\":\"https:\/\/www.sweetwater.com\/sweetcare\/articles\/what-significance-of-peak-vs-rms-detection-hard-knee\/\",\"name\":\"What is the significance of Peak VS. 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