Positive Grid‘s Spark is 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 ...

If you're looking for a portable guitar amp, the Positive Grid Spark GO is an option that has received many positive reviews. Using a portable amp like this means you can play guitar wherever you go - ...

Powered amps for electric guitars have gotten some neat tricks powered by modern mobile tech over the years, but the new Positive Grid Spark ($299) might be the one that packs the most intelligence ...

The Spark 2 from Positive Grid looks like a miniature old-school amp, but it is, essentially, a computer with some knobs and a speaker. It has Bluetooth, USB-C, and an associated smartphone app. It ...