In professional audio setups, signal loss and electromagnetic interference remain top concerns — especially on live stages, in broadcast booths, or across long cable runs near power equipment. Cheap cables degrade sound, introduce hum, and fail under repeated bending. The Belden 8424 braided 4-core signal cable is engineered to solve exactly these problems.About the Belden 8424 Audio Signal CableThe Belden 8424 is a 4-core braided audio signal cable built for demanding pro audio environments. Its tinned copper braid shield delivers strong EMI/RFI rejection, while the flexible braided jacket resists abrasion and kinking. Sound quality stays clean and transparent — from mic preamps to monitor feeds — even in electrically noisy rigs.Core Specifications
| Parameter | Detail |
|---|---|
| Conductor | 4 × tinned copper, stranded |
| Shield | Braided tinned copper, >90% coverage |
| Jacket | Braided PVC, oil-resistant |
| Core Size | 24 AWG |
| Voltage Rating | 300V |
| Operating Temp | -20°C to +70°C |
| Min. Bend Radius | 6× cable OD |
| Approx. OD | 6.0 mm |
| Weight | ~45 kg/km |
Key Advantages for Real-World Use
- Superior EMI shielding in hostile environments. The dense braided copper shield blocks interference from stage dimmers, wireless transmitters, and motorized equipment — a common issue on tour rigs and broadcast floors.
- High flex life under mechanical stress. The braided jacket handles repeated coiling, tray routing, and tight bends behind rack panels without cracking or signal degradation. Tested to 50,000+ flex cycles.
- Consistent audio fidelity across all 4 cores. Low capacitance design preserves high-frequency detail. Ideal for stereo feeds, dual-channel snap-on systems, or multi-zone paging setups where phase and clarity matter.
- Chemical and abrasion resistance. The oil-resistant PVC braid stands up to studio floor spills, outdoor broadcast shelters, and industrial AV enclosures where standard jackets break down fast.
Applicable Industries & ScenariosLive sound reinforcement | Recording studios | Radio & TV broadcast | Theater & performing arts | AV system integration | Commercial paging | Professional microphone and line-level signal runsService & SupportBelden is a trusted name in signal cable — backed by global technical support and a proven track record in pro audio. We offer custom cut lengths, bulk pricing for system integrators, and technical datasheets on request. Need a non-stock configuration or project quote? Contact our team today — we respond within 24 hours.