How to Hook Up Two Amps With One RCA Jack? Guide in 2024

Welcome to the ultimate guide on How to Hook Up Two Amps With One RCA Jack. Guide on 2024

Do you want awesome sounds from your car stereo? Can one RCA jack connect two amplifiers? We tell you how to do this in easy steps.

What You Will Need

  • RCA Cables
  • RCA Splitter
  • Speaker Wires
  • Power Cables
  • Grounding Wires
  • Remote Turn-on Wires
  • Wire Strippers
  • Screwdrivers

Understanding the Basics

RCA jacks carry audio signals. Amps boost these signals for your speakers. Connecting two amps can make sounds better.

Step 1: Check Your Equipment

Make sure your amps can be linked. Look at the input and output ports.

Step 2: Powering the System

Safety comes first. Disconnect your car’s battery. This step stops electric shocks.

How to Hook Up Two Amps With One RCA Jack
How to Hook Up Two Amps With One RCA Jack

Step 3: Use an RCA Splitter

An RCA splitter has one input and two outputs. Plug it into your single RCA jack.

RCA Splitter Setup

Insert InputConnect the splitter’s single end to the RCA output on your source.
Connect OutputsAttach the two outputs to the RCA inputs on each amp.

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Step 4: Ground and Power Connections

Ground each amp separately. Use thick wires for safety. Connect the power cables next.

Step 5: Hook up the Remote Wire

The remote wire turns your amps on or off. Connect it to both amps and your stereo.

Setting Up Speaker Wires

Now connect your speakers. Match them with the correct amp.

Step 6: Test Your Connection

Reconnect your battery now. Play some music to test it. Listen for any sound problems.

Troubleshooting Tips

  1. Check for loose connections.
  2. Make sure wires are not crossed.
  3. Look for damage to cables.
  4. Ensure proper grounding.

Final Thoughts

Hooking up two amps isn’t hard. It just needs care and following steps. Remember to check capacitors and fuses. This keeps your system working well.

Frequently Asked Questions

Can This Harm My Car Or Stereo?

If done right, it won’t harm them.

Is A Professional Needed?

You can do it yourself with our guide.

Can I Connect More Than Two Amps?

Yes, but it requires more splitters.

Frequently Asked Questions Of How To Hook Up Two Amps With One Rca Jack

Can You Connect Two Amps With One RCA?

Yes, it is possible to connect two amps with a single RCA jack using a Y-splitter which divides the signal into two outputs.

What Is An RCA Y-splitter?

An RCA Y-splitter is a cable that splits one RCA output into two, allowing the connection of multiple amps to a single source.

Does Using Two Amps Affect Audio Quality?

Utilizing two amps with proper setup won’t degrade audio quality and can enhance sound by dedicatedly powering different speakers.

What Do I Need For Dual Amp Setup?

For a dual amp setup, you will need an RCA Y-splitter, additional RCA cables, and power supply wires for each amp.


Connecting two amps with one RCA jack is a great move. It boosts your car’s audio system. With our simple guide, you can do it safely.

Last Updated on May 2, 2024 by Brian Beasley

Written by Danny Reid

Hey, I'm Danny, and I know how hard it can be to find the perfect audio gear. Need a new stereo, amp, speakers, or subs? Don't worry – my blog is here to help you cut through the noise! My mission is to give you the best reviews, so you can make the right decision for your audio needs. And if you ever get stuck thinking, "Where does this blue wire go?" don't worry – I've got tons of cool tips to help you out of any jam. So come along with me on this fun, sound-filled adventure, and let's find the perfect audio setup to make your tunes really sing!