When installing an aftermarket amplifier for subwoofers or speakers for a car audio system that you are keeping the factory radio, you need a way to take the speaker level signal from the vehicle and convert it to an RCA line level (low level) signal. The device that allows you to do this is called a Line Output Converter, or LOC. But do you need an active LOC, or passive? And what features do different LOC's have? How do you install a line output converter? Let's take a look! 🔊 Get high quality LOC's and other car audio interface devices from our show sponsor AudioControl! ✔️ My explanation video for different devices in AC's lineup - https://youtu.be/iKvAKsntK6w Enjoy the content? Subscribe! ⬇️ Want more? ⬇️ ✅Car Audio Tutorial Library - https://www.caraudiofabrication.com/learn ✅ Box Designs - I help you build your own box! - https://www.caraudiofabrication.com/box-designs Here at Car Audio Fabrication I teach you how to Master Car Audio in an effort to Design, Build, and Install your ideal car audio system. Whether you are a hardcore basshead or a HiFi focused audiophile I would love to have you subscribe and join our community! Website: https://www.caraudiofabrication.com/ https://www.facebook.com/caraudiofabrication https://www.instagram.com/caraudiofab https://www.tiktok.com/@caraudiofab Music: Switch It Up - YouTube Audio Library Use of information from this video is at your own risk. You MUST view the full disclaimer here: https://www.caraudiofabrication.com/disclaimer Car Audio Fabrication – Master Car Audio – Design, Build, Install