Earthquaker Hummingbird V3 Repeat Percussions Tremolo bf_effect When the LFO Intensity is

When the LFO Intensity is raised the filter sweep is wider

less counterclockwise

The Secondary controls the octave up/down from the primary pitch

Power: standard 9 volt DC  negative center 2

turn counterclockwise to soften the highs

Earthquaker Hummingbird V3 Repeat Percussions Tremolo bf_effect When the LFO Intensity isWelcome to your new Hummingbird Repeat Percussion tremolo! The Hummingbird is a choppy, sawtooth tremolo modeled on the vintage repeat percussion unit and similar to those found in old Valco and Vox amplifiers. It is capable of producing everything from classic 50s style shimmering tremolo to a synthy, delay like chop that turns your signal into a burst of short pings and on through to near ring modulation speeds. Simply choosing between modes 1