Look, practicing guitar can get pretty boring — especially if you’re still plucking away at your beginner guitar and basic practice amp. Unless you want to spend hundreds (or thousands) of dollars on ...

At this point, there are basically two kinds of guitar amps: old-school tube amps and modern digital amps that do their damnedest to recreate tube amps. The Positive Grid Spark is decidedly the latter ...

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 ...

Positive Grid has a new ultra-portable version of its high-tech Spark guitar amplifier. Designed for musicians seeking a versatile and powerful practice amp, the 3.5-inch-tall Spark Go works with a ...