Each of the amps has its own boost. There’s a noise gate, onboard guitar tuner, an effects loop that allows you to bypass the preamp and run your pedalboard/preamp pedals through the power amp.

Amps are cheap and no longer terrible ... plus a neat feature where you can play one of several guitar loops through the effects chain. This is for non-Sonic-Port owners to try before they buy, but is ...

Joey Landreth has helped fine-tune Revv amps over the years, and now he’s been honored with his own signature version of the acclaimed D25 combo ...

The Spark 2 from Positive Grid looks like a miniature old-school amp, but it is ... between tones, richer effects, and an expanded memory for presets and loops." The system runs on an M7 chip ...