One Slider

PHATTER

One-Knob Low-End Boost

Download free Part of NULL JSFX 2.5: 113 plugins, free and open source (MIT). Easiest with NULL JSFX Hub.

Listen

The same music with the Drum Bus Warmth preset and without the plugin. Switch while it plays.

Controls

Amount0 to 100 — Low-frequency boost below ~200 Hz: 0 leaves the signal untouched, 100 adds up to +12 dB of weight

Best uses

Add weight to thin kicks
Fatten bass lines
Warmth on a drum bus
Body for small-sounding synths
Quick low-end fix on samples

Properties

Input → 200 Hz one-pole low-pass → low band boosted (0 to +12 dB) and added back → Output. No limiting, so watch headroom at high settings; zero latency.

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

Factory presets

Drum Bus Warmth · Bass Fatten · Kick Weight · Small Synth Body · Thin Sample Fix

In the FX chains and Rack presets

Tube Smash

See every FX chain

Try it

Try it on orOS StudioAdd it to a track in your browser, with its own interface. Nothing to install.