Signal is a nightclub and live music venue located in Chattanooga, Tennessee, United States. Established in 2017, Signal quickly made a name for itself in the regional music and nightlife scenes by offering a modern, mid-sized space dedicated to hosting a wide variety of events, ranging from rock and electronic concerts to hip hop shows and dance parties. The venue has played a pivotal role in revitalizing Chattanooga's live music offerings, serving both as a prominent tour stop for national acts passing through the Southeast and as a platform for local and regional talent.

Signal's original location was situated on Chestnut Street, where it gained notoriety for its industrial-chic aesthetic, excellent acoustics, and welcoming atmosphere. In 2023, the venue underwent a significant transformation, relocating to a larger space on Station Street to accommodate its growing audience and to expand its programming. This new venue allowed Signal to increase its capacity and enhance its production capabilities, further cementing its status as Chattanooga’s premier music destination.

Throughout its relatively short but impactful existence, Signal has built a reputation for fostering a vibrant, inclusive community of music lovers and for consistently delivering high-quality live experiences. Its ability to attract acclaimed touring artists while nurturing the local scene has elevated its cultural significance within the region, making it not just a favorite among concert-goers, but an important catalyst in Chattanooga's ongoing urban and artistic renaissance. Notable artists who have performed at Signal include internationally recognized acts such as The Flaming Lips, Big Boi, Lindsey Stirling, The Revivalists, and Tyler Childers, alongside influential electronic artists like RL Grime and Rezz.

The venue has also featured respected indie and jam bands including St. Paul & The Broken Bones, Judah & The Lion, and Umphrey’s McGee. In addition, local favorites such as Strung Like a Horse and The Bohannons have graced its stage, illustrating Signal's dedication to supporting Chattanooga’s vibrant homegrown music community.