JAM Pedals RetroVibe MK4 Preamp and playability of the AZ

and playability of the AZ series to beginner and intermediate players

Tuners: Gotoh 510 Antique Chrome with Antique Chrome Buttons

ECHO – three modes: a digital delay with various echo rhythms feeding into a plate reverb

from the NOS Orange Drop capacitors to the output mixer stage that acts as a rudimentary frequency selector---it’s all there

JAM Pedals RetroVibe MK4 Preamp and playability of the AZThe RetroVibe has long stood among the most revered Uni Vibe interpretations ever made, celebrated for its lush pulse, vocal shimmer, and unmistakable warmth. The mk. 4 continues that legacy. Its ground up all analog redesign preserves the soul of the original while expanding its expressive range. A wider Depth and Speed span, plus new Tap Tempo and Ramping functions, invite deeper interaction and performance freedom. Switch between Chorus and Vibrato