RapcoHorizon NBSUM-15N1P 15' Concert Series 1/8" to 1/4" TS Summing Cable

Professional Summing Cable For Reliable Audio

The RapcoHorizon NBSUM-15N1P is a 15-foot summing cable designed for connecting devices with a 3.5mm stereo output to equipment with a 1/4-inch mono input. This cable is the perfect solution for musicians, DJs, engineers, and producers who need a dependable way to sum stereo signals into a mono feed without losing clarity or detail. Whether you’re working in the studio, rehearsal space, or on stage, this summing cable ensures your audio remains consistent.

Designed For Smooth Stereo To Mono Conversion

This cable is engineered to combine left and right stereo channels into a balanced mono signal, eliminating the risk of phasing or uneven levels. It provides a clean and effective way to connect devices such as smartphones, tablets, laptops, or media players to mixers, PA systems, or recording gear that only accept a mono input. The NBSUM-15N1P ensures your signal translates properly in any professional or live environment.

High Quality Connectors For Secure Connections

Featuring a 3.5mm stereo mini plug on one end and a 1/4-inch mono plug on the other, this cable is built with high quality connectors for stability and durability. Each connector is carefully soldered for long term reliability and consistent performance. The snug fit helps prevent accidental disconnections during use, making it an excellent choice for live performance setups where dependability is key.

Durable Cable Construction With Flexible Handling

The NBSUM-15N1P is built with a rugged yet flexible PVC outer jacket that protects the internal wiring while allowing easy handling. Its design makes it simple to coil and store without tangling, ensuring it’s ready for use whenever you need it. This combination of durability and flexibility makes it a trusted option for mobile musicians and audio professionals who demand reliable gear.

Optimized Signal Path For Clean Audio Transfer

With carefully engineered shielding and conductor materials, this summing cable minimizes unwanted noise and interference. The result is a consistent, transparent signal path that retains the integrity of your audio. Whether summing playback devices to a mixer or integrating gear into your sound system, the NBSUM-15N1P ensures your sound remains accurate and clear.

Versatile Applications In Studio And Live Settings

At 15 feet in length, this cable provides plenty of reach for a wide range of setups while minimizing signal loss. It is especially useful for musicians who need to integrate stereo devices into mono systems, DJs routing media players, or studios connecting auxiliary gear. Its professional-grade design makes it suitable for both rehearsal spaces and live sound environments.