I have lost track of the number of Bluetooth speakers that have passed through my hands, but it is many. For the most part, they all do the same thing, with some of them sounding better than others.

Add Yahoo as a preferred source to see more of our stories on Google. Carrying on from where they left off with the Spark Mini comes Positive Grid's smallest amp to date – and dare we say, one of ...

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 ...

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 ...

While it's good fun to jam out on the guitar with a powerful amp, unless you have a soundproof room or live on your own out in the boonies, you might find it hard to practice without annoying ...

We may receive a commission on purchases made from links. The first channel is dedicated to guitar and has pretty much the full power of Positive Grid's modeling technology at its disposal. There are ...