A digital accordion is an electronic musical instrument that uses the control features of a traditional accordion to trigger a digital sound module that produces synthesized or digitally sampled accor
Rainer von Vielen playing a Roland digital V-Accordion at Heimatsound-Festival. The bank of electronic switches can change the accordion's sound, tone and volume.
The Farfisa Transicord and its accompanying power supply and reverb cabinet.
"Weird Al" Yankovic playing a Roland FR-7 V-Accordion
Treble section and switches for a Roland chromatic button V-accordion
Chorus is an audio effect that occurs when individual sounds with approximately the same time, and very similar pitches, converge. While similar sounds coming from multiple sources can occur naturally
Example of an Electro-Harmonix Small Clone chorus pedal
A modded BOSS CE-3 chorus pedal from 1984.