The FOMOfx Virtual Jeff is a digital pitch controller from the Australian maker FOMOfx. Its core idea is simple: it lets you add a whammy bar to any acoustic or electric guitar, whether or not the instrument has a tremolo bridge1. It belongs to the wider family of octave and pitch pedals, which use digital processing to shift or bend a guitar's pitch.
Where it came from
MusicRadar, together with Guitarist and Total Guitar, tracked down FOMOfx at NAMM 2016 in January 2016 for a video demo of the pedal1. At that same show, FOMOfx won Best in Show for the Virtual Jeff, as Guitar World reported2.
The later versions
The original Virtual Jeff was updated in 2021 as the Virtual Jeff Pro. Guitar World's report on the Pro quotes FOMOfx promising "luscious waggles, pitch-perfect bends, killer dive bombs and no tuning hassles" with the improved unit2.
"luscious waggles, pitch-perfect bends, killer dive bombs and no tuning hassles"
The current version in the line is the Virtual Jeff Wammy, which RockBoard's PedalPedia describes as a pitch shifter, octaver and harmonizer3. A demo video of the Wammy by Sophie Burrell appears on the maker's product page3.
Videos
FOMOFx
FOMOFx
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Questions
What is the FOMOfx Virtual Jeff?
It is a digital pitch controller made by the Australian company FOMOfx. It lets a player add a whammy bar effect to any acoustic or electric guitar, so pitch bends, waggles and dive bombs are available without a tremolo bridge. It was demoed at NAMM 2016, where it won Best in Show, and was later updated as the Virtual Jeff Pro in 2021.
What is the difference between the Virtual Jeff and the Virtual Jeff Pro?
The Virtual Jeff Pro is an updated version of the original Virtual Jeff, revised in 2021. Guitar World reported that the Pro promises luscious waggles, pitch-perfect bends, killer dive bombs and no tuning hassles with the improved unit. A further version, the Virtual Jeff Wammy, is described by its maker as a pitch shifter, octaver and harmonizer.
Sources (3)
- NAMM 2016 Video: Virtual Jeff, the instant whammy for any acoustic or electric, demoed, MusicRadar, 2016-01-25
- FOMOfx vOL PRO lets you control your volume with a whammy bar, Guitar World, 2024-05-29
- Virtual Jeff Wammy by FOMOfx, RockBoard PedalPedia, 2026




