For more information about Spark GO, visit the Positive Grid website and get started playing with it today! To see our running list of the top 100 greatest rock stars of all time, click here.

Revolutionize your guitar playing with our in-depth Positive Grid Spark GO review. Find out why guitarists rave about this game-changing device!

Positive Grid's ToneCloud Community: Connect the Spark app to your iOS or Android mobile device and get access to Positive Grid's ToneCloud where you can find over 10,000 more tones.

Positive Grid delivers an invaluable tool for guitar practice with their new Spark Neo.

That's where the Positive Grid Spark Neo comes in, which puts a powerful smart amp on your head. A few years ago, Boss released a pair of wireless headphones.

The basics The Positive Grid Spark looks physically like your average, portable practice amp. It’s just over a foot long and about half-a-foot wide and tall, and it weighs just under 12 lbs.

The Spark 40 raised the bar for practice amp functionality, then the Spark Mini dazzled us with rechargeable mobility. Now Positive Grid's newly revealed Spark GO. And it's really small.