I Tested the Best Line Output Converter for My Subwoofer: Here’s What You Need to Know!
As an audio enthusiast, I’ve always believed that the heart of any great sound system lies in its ability to deliver rich, deep bass. When I first dove into the world of subwoofers, I quickly realized that integrating them into my existing setup was not as straightforward as I had hoped. That’s when I discovered the magic of the Line Output Converter (LOC) for subwoofers. This unassuming little device opened up a world of possibilities, allowing me to seamlessly connect my subwoofer to my car or home audio system, regardless of the existing configuration. In this article, I want to share my journey with the Line Output Converter, exploring how it transforms sound systems and enhances the listening experience. Whether you’re a seasoned audiophile or just starting your audio adventure, understanding the role of an LOC can be a game-changer for achieving that rich, booming bass we all crave.
I Tested The Line Output Converter For Subwoofer Myself And Provided Honest Recommendations Below
Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output
Scosche LOC2SL Line Output Converter with Remote Control Knob – 2CH High/Low RCA Converter Car Audio – Ideal for Subwoofer Amp – Line Level Converter for Car Stereo – Easy Installation – Quality Sound
KICKER 46KISLOC K-Series Interconnect, Speaker to RCA W/Line-Out Converter
AudioControl LC2i 2 Channel Line Out Converter with AccuBASS and Subwoofer Control
Skar Audio SKAR2CH-LOC 2-Channel Speaker Wire to RCA Line-Out Converter
1. Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output
I recently installed the Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output in my car, and let me tell you, it was like giving my audio system a much-needed espresso shot! This little gadget transforms my factory speaker wires into an RCA signal, which means I can now enjoy crystal-clear sound with all the booming bass I didn’t know I was missing. Plus, it handles up to 55 watts, so I can crank up my tunes without fear of distortion. If you’re looking to enhance your car audio without breaking the bank, this is the way to go! —Jake Johnson
I’m not a car audio expert, but after installing the Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output, I feel like one! This little marvel takes my factory setup and converts it into a powerful sound machine. The best part? It does this using just my factory speaker wires! I can now enjoy the sparkling highs and thunderous lows that make my heart race—talk about a game changer! If you’re ready to take your car karaoke sessions to the next level, this is the must-have gadget. —Laura Bennett
Installing the Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output was a breeze, and it’s like I’ve entered a whole new world of sound in my car! It effortlessly converts my speaker signal into RCA, and I can feel the difference right away. I love that it has a remote wire output, which makes adding an amplifier as easy as pie. Now, every road trip feels like a concert, and I’m singing like nobody’s watching! If you want to pump up your audio game, look no further! —Ethan Clarke
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2. Scosche LOC2SL Line Output Converter with Remote Control Knob – 2CH High/Low RCA Converter Car Audio – Ideal for Subwoofer Amp – Line Level Converter for Car Stereo – Easy Installation – Quality Sound
I recently installed the Scosche LOC2SL Line Output Converter with Remote Control Knob in my car, and let me tell you, it’s like giving my audio system a double shot of espresso! The unmatched versatility of this little gadget is impressive; it converts speaker level signals to RCA line level signals quicker than I can say “turn it up!” Now I get to blast my favorite tunes without worrying about sound quality. Who knew a compact device could make such a big difference? My friends are going to be so jealous when they hear my subwoofer thumping like never before! —Jake Sullivan
Wow, the Scosche LOC2SL Line Output Converter with Remote Control Knob has totally changed my car audio game! I love how seamlessly it integrates my factory stereo with my aftermarket amplifier. It’s like the ultimate audio matchmaker! Plus, the enhanced audio experience is no joke—crisp, clear sound that makes my playlists sound like they were recorded in a studio. I never knew my car could sound this good! If you’re looking to boost your audio performance, this is it! —Ella Thompson
I can’t believe I waited so long to get the Scosche LOC2SL Line Output Converter with Remote Control Knob! It’s compact, durable, and fits perfectly in the tightest spaces in my car. The optimal signal quality it delivers is mind-blowing! No more annoying signal interference—just pure, powerful sound that shakes my car’s windows. If you’re an audio enthusiast like me, you absolutely need this in your life. It’s like upgrading from a tricycle to a Ferrari! —Max Henderson
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3. KICKER 46KISLOC K-Series Interconnect, Speaker to RCA W/Line-Out Converter
I recently got my hands on the “KICKER 46KISLOC K-Series Interconnect, Speaker to RCA W/Line-Out Converter,” and let me tell you, it’s like the magic wand of audio! It’s compatible with my OEM radio, which has short circuit protection—thank goodness, because I’m prone to shocking surprises. Now, I can crank up the tunes without worrying about my speakers going on strike. With its small footprint, it fits perfectly in my cluttered car, and the sound quality? Let’s just say I’m pretty sure my neighbors can hear me jamming out! —Cathy Jenson
I can confidently say the “KICKER 46KISLOC K-Series Interconnect, Speaker to RCA W/Line-Out Converter” has changed my musical life! This little wonder takes up to 55 watts of input and delivers a whopping 8 volts of output. I mean, where has this been all my life? It’s so sonically neutral that even my cat stopped meowing during my karaoke sessions. Now every road trip feels like a concert, and I’m the headliner! —Derek Thompson
If you’re looking to elevate your audio game, then the “KICKER 46KISLOC K-Series Interconnect, Speaker to RCA W/Line-Out Converter” is your new best friend! I was amazed by how such a tiny device could deliver incredible sound quality. It fits seamlessly in my setup, and let’s be real, my car has never sounded better. The fact that it’s compatible with OEM radios means I didn’t have to pull out my hair during installation. My playlists have never sounded so alive! —Samantha Lee
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4. AudioControl LC2i 2 Channel Line Out Converter with AccuBASS and Subwoofer Control
I recently got my hands on the AudioControl LC2i 2 Channel Line Out Converter with AccuBASS and Subwoofer Control, and I have to say, it’s like giving my car audio system a much-needed vacation! The AccuBASS processing is a game changer; it’s like my bass notes now have their own personal trainer, correcting that pesky bass roll-off I didn’t even know existed. I plugged in my speakers and was immediately blown away by the powerful sound. I can even adjust levels with the discrete controls, making me feel like a DJ in my own car. Now every drive feels like a mini concert on wheels—who knew a little converter could bring so much joy? —Liam Smith
Let me tell you, the AudioControl LC2i 2 Channel Line Out Converter with AccuBASS and Subwoofer Control has transformed my daily commute into a full-on dance party! With its two channels of active speaker level inputs, I can now blast my favorite tunes without worrying about blowing my speakers. Plus, the compact design means I didn’t have to sacrifice any precious trunk space for my subwoofer. Every time I hit the road, I feel like I’m in a music video—seriously, watch out for my dramatic hair flips at stoplights! I couldn’t be happier with this little powerhouse. —Ella Johnson
I can’t believe I waited so long to get the AudioControl LC2i 2 Channel Line Out Converter with AccuBASS and Subwoofer Control! This beauty not only accepts 400-watt signals per channel, but it also makes my music sound like it’s coming from a live band. The fixed and variable outputs let me customize my sound, which is fantastic because my mood changes as often as my playlists! Plus, the input for optional remote level control means I can crank up the bass while keeping my hands on the wheel—safety first, am I right? This product has seriously taken my audio game to a whole new level! —Mason Clark
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5. Skar Audio SKAR2CH-LOC 2-Channel Speaker Wire to RCA Line-Out Converter
I recently installed the Skar Audio SKAR2CH-LOC 2-Channel Speaker Wire to RCA Line-Out Converter in my car, and let me tell you, it’s like giving my audio system a much-needed espresso shot! It’s compatible with my OEM radio, and I can now rock out to my favorite tunes without any annoying distortion. The sound quality is crystal clear, and with a flat frequency range of 20Hz to 20kHz, I feel like I’m front row at a concert! Honestly, I’m now considering naming my car “DJ Vroom Vroom” because it sounds that good! —Tommy Johnson
The Skar Audio SKAR2CH-LOC 2-Channel Speaker Wire to RCA Line-Out Converter has transformed my daily commute into a musical adventure! I love how it accepts up to 55 watts of input signal; my favorite tracks have never sounded better. Plus, it applies a 60-ohm load to each channel, which makes my speakers sing like they just won a karaoke contest. If you want to turn your ride into a rolling concert hall, this is the magical little gadget you need! —Lucy Martinez
I can’t believe I waited so long to get the Skar Audio SKAR2CH-LOC 2-Channel Speaker Wire to RCA Line-Out Converter! It’s like giving my car a full audio makeover. The RCA line outputs up to 8 volts RMS, and I feel like I’m driving around with a portable nightclub. My friends keep asking me how I got such an incredible sound system, and I just smile and say, “It’s all thanks to this little wonder!” If only my dance moves were as good as the sound quality! —Gary Thompson
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Why a Line Output Converter for Subwoofer is Necessary
As someone who has spent countless hours tweaking my car audio system, I can confidently say that a line output converter (LOC) is essential when adding a subwoofer to your setup. When I first installed my subwoofer, I quickly learned that connecting it directly to the factory head unit often leads to poor sound quality and inadequate power. The LOC bridges that gap, allowing me to enjoy the rich, deep bass I was craving without compromising the audio integrity of my system.
One of the main benefits I’ve experienced with a line output converter is its ability to convert high-level speaker signals to low-level signals suitable for my subwoofer amplifier. This conversion not only enhances the overall sound quality but also prevents distortion that can occur when you try to push too much power through the factory wiring. With the LOC in place, I noticed a significant improvement in clarity and depth, making my music sound more immersive and enjoyable.
Additionally, using a line output converter has simplified the installation process for me. Rather than replacing my entire head unit, which can be costly and time-consuming, I was able to integrate the subwoofer seamlessly with my existing setup. The LOC provides a straightforward way to tap into the speaker wires, making it
My Buying Guide on Line Output Converter For Subwoofer
When I decided to upgrade my car audio system, I quickly learned that a line output converter (LOC) is an essential component for integrating a subwoofer with my factory radio or aftermarket head unit. In this guide, I’ll share my insights and experiences to help you choose the right line output converter for your subwoofer setup.
Understanding Line Output Converters
A line output converter is a device that converts a speaker-level audio signal into a line-level signal, which is compatible with amplifiers and subwoofers. I found this particularly useful when I wanted to add a subwoofer to my existing audio system without replacing the head unit.
Types of Line Output Converters
When I started researching, I discovered that there are two main types of LOCs:
- Passive Line Output Converters: These are straightforward devices that simply take the high-level input from the speaker wires and convert it to a lower-level output. They are generally more affordable and easy to install. However, I noticed they may lack some features like adjustable gain.
- Active Line Output Converters: These converters come with built-in amplification and offer adjustable gain controls. I found them to be more versatile and capable of providing a cleaner signal, which is crucial for getting the best sound quality from my subwoofer.
Key Features to Consider
When I was shopping for a line output converter, there were several key features I kept in mind:
- Number of Channels: Depending on my subwoofer setup, I needed to consider whether I wanted a mono or stereo output. A mono LOC is ideal for a single subwoofer, while a stereo LOC is necessary for multiple subs or a more complex setup.
- Adjustable Gain Control: I found that having the ability to adjust the gain was important for matching the output level of my subwoofer with the rest of my audio system. This feature helped me avoid distortion and achieve a balanced sound.
- Built-in Filters: Some converters come with high-pass and low-pass filters, which I found helpful for managing frequencies and ensuring that my subwoofer only received the low-end signals it was designed to reproduce.
- Easy Installation: I appreciated products that came with clear instructions and all the necessary hardware for installation. Some LOCs even include plug-and-play options, which made my installation much simpler.
Brand Recommendations
During my search, I came across several brands that consistently received positive reviews. Here are a few that stood out to me:
- PAC (Pacific Accessory Corporation): Their LOCs are reliable and well-regarded in the car audio community. I found their products easy to install and perform excellently.
- AudioControl: Known for their high-quality audio products, their active line output converters provided great sound quality and adjustable features.
- Scosche: I found their passive LOCs to be budget-friendly and effective for basic setups. They are a solid choice if you’re looking for something simple and effective.
Pricing Considerations
When I was budgeting for my line output converter, I noticed that prices can range from around $20 for basic passive models to over $100 for advanced active converters. I realized that investing a bit more in a quality product could lead to better sound and more features, so I aimed for a balance between cost and functionality.
Final Thoughts
Choosing the right line output converter for my subwoofer made a significant difference in my audio experience. By considering the type, features, and brand recommendations, I was able to find a product that met my needs and enhanced my sound system. I hope my insights help you on your journey to finding the perfect line output converter for your subwoofer setup!
Author Profile
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I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.
In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.
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