Add Yahoo as a preferred source to see more of our stories on Google. Positive Grid Spark models on white Unless you've been living under a rock you'll have heard of the Positive Grid Spark. This ...

The Spark amp from Positive Grid is paired with a voice-activated mobile app that opens the door to real-time practice and learning tools, and allows players to jam along to tracks from streaming ...

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 ...

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 ...

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 - ...

Digital might be a four-letter word in the guitar world, but amp and effects emulation is nothing new; it's been around for some time and it's had a chance to get really good. Californian company ...

We may receive a commission on purchases made from links. Guitar amps are getting more connected and more flexible. Boss' latest Katana offerings simulates 10 different amp models and 60 effects.