Download free Part of NULL JSFX 3.3: 154 plugins, free and open source (MIT). Easiest with NULL JSFX Hub.

Controls

  • Pitch30 to 120 Hz — The kick's pitch, where the sweep ends.
  • Follow NotesOff / On — On: the kick follows the notes (C1 plays Pitch); Off: every key plays Pitch.
  • Sweep0 to 48 st — How far above Pitch the kick starts.
  • Sweep Time2 to 300 ms — How fast the pitch falls to Pitch.
  • Decay20 to 3000 ms — How long the kick rings (the time to fall 60 dB).
  • Click0 to 100% — The level of the beater click.
  • Click Tone500 to 12000 Hz — How bright the click is.
  • Drive0 to 100% — Soft clipping for a harder, louder kick.
  • Velocity0 to 100% — How much the key velocity changes the level.
  • Volume−24 to +12 dB — Output level.

Best uses

  • 808 and 909 style kicks from MIDI
  • Tuned sub kicks that follow the bass line
  • Layering a click or a sub under a sampled kick
  • Replacing a weak recorded kick together with Drum Trigger

Properties

MIDI note-on → sine body, pitch from Pitch + Sweep falling exponentially (Sweep Time), level −60 dB over Decay; + white noise (Park-Miller) low-passed at Click Tone, −60 dB over 20 ms → velocity → soft clip tanh(g·x)/tanh(g) → Volume. Two voices: a retrigger fades the old kick out over 3 ms. Every MIDI message passes on. No samples.

Formats

  • JSFXJSFX for REAPER, with REAPER's own sliders
  • GFXJSFX GFX for REAPER, with its own interface
  • VST3VST3 for any DAW
  • CLAPCLAP for any DAW
  • LV2LV2 for Linux DAWs such as Ardour, Carla and Qtractor

Factory presets

Deep 808 · Punchy 909 · Tight Rock · Techno Thump · Hard Distorted · Soft Sub · Lo-Fi Thud · Zap · Tuned Bass Kick · Even Velocity