ToneZone - The R2 is a 2-channel JFET preamp (amp-in-a-box) AND distortion pedal from AMT Electronics designed to simulate those punchy high-gain mid-scooped rock/metal sounds of the famous MESA/Boogie Rectifier tube heads!
AMT Electronics Legend amps Guitar R2 preamp (Rectifier series amps by Mesa / Boogie Emulates)
Pedal Legend Amps Amt R2 Mesa Boogie Triple Rectifier