Win a Spark Amp Signed by Positive Grid Artists Valued at $449 from Positive Grid

Positive Grid announces Spark, a smart guitar amp and accompanying app (iOS/Android) driven by intelligent technology to offer real-time Smart Jam accompaniment, Auto Chord detection and intuitive practice features for players of all levels. Spark also functions as a full-range, 40-Watt combo amp and features a variety of tone-shaping options plus amp and fx modeling built upon the company’s award-winning BIAS engine.