The Spark 2, on the other hand, is powered by the Bias tone engine which delivers an impressive 33 amp models, and a whopping ...

But waiting for others in the house to go out for the day so you can crank up the amp can be frustrating. That's where the Positive Grid ... app is powerful but fairly basic. The Spark app is ...

We’ve seen small versions of Positive Grid’s Spark modelling amp before - we’re looking at you ... Spark Neo offers four onboard customisable presets, but there’s also the companion Spark App, which ...