Chord C-sub RCA Subwoofer Cable
A subwoofer cable has one job: carry low-frequency signal cleanly over the distance your room requires.
When Bass Loses Shape Before It Reaches the Subwoofer
Subwoofers are often placed where they work best in the room, not where the shortest cable looks convenient. That can mean longer RCA runs near power cables, racks, TVs, and other electronics. If the cable is poorly shielded or not built for longer runs, the bass can become noisy, soft, or less controlled than the subwoofer itself is capable of delivering.
Why We Chose C-sub
We chose the Chord C-sub because it is a practical RCA subwoofer cable for active subwoofers and surround amplifiers. It gives the low-frequency signal a more suitable path over common room lengths without making the cable choice complicated.
Chord builds C-sub with a multi-strand tinned copper signal conductor, low resistance for longer lengths, enhanced shielding, a multi-strand spiral braid screen, and gold-plated RCA plugs with over-moulded surrounds. The result is a cable designed for the job rather than a generic RCA pressed into subwoofer duty.
What the Specs Won't Tell You
Bass Placement Gets Easier
The right subwoofer position is often away from the rack. C-sub is available in 3m, 6m, 8m, and 10m lengths, which makes it easier to place the sub where it integrates with the room instead of where the shortest cable happens to reach.
The Signal Is Better Protected
Subwoofer runs can travel through electrically busy areas. C-sub's enhanced shielding and spiral braid screen help protect the low-frequency signal as it moves across the room.
The Connection Feels Purpose-Built
A subwoofer cable should feel reliable at both ends. The gold-plated RCA plugs and over-moulded surrounds help maintain a clean, secure connection without conductor compression.
The Audio Two Verdict
C-sub is the cable we use when a subwoofer system needs a proper RCA connection without moving into the higher Chord ranges. It makes sense for active subwoofers, AV receivers, stereo amplifiers with sub outputs, and systems where bass integration depends on placing the subwoofer correctly in the room.
Tech You Can Hear
| What You Hear | Why It Happens |
|---|---|
| Bass that can be placed where the room works best | Available in 3m, 6m, 8m, and 10m lengths |
| Cleaner signal over longer runs | Low-resistance multi-strand tinned copper signal conductor |
| Less interference from nearby equipment | Enhanced shielding with multi-strand spiral braid screen |
| A secure RCA connection at the amplifier and subwoofer | Gold-plated RCA plugs with over-moulded surrounds |
Technical Highlights
- Single RCA to single RCA analogue subwoofer cable
- Available lengths: 3m, 6m, 8m, and 10m
- Multi-strand tinned copper signal conductor
- Low-resistance design for longer lengths
- Enhanced shielding with multi-strand spiral braid screen
- Gold-plated RCA plugs with over-moulded surrounds
- Designed for active subwoofers and multi-channel or surround amplifiers
Why Choose Audio Two
Audio Two ships across Canada. If you don't have access to a proper high-end dealer in your city, this is your way in — real expertise from people who've heard the system, matched the electronics, and can guide you through a decision this size.