Undertone Audio

Undertone Audio / Analog studio hardware and plugins

Analog tone.
Modern control.

The MPEQ-1 super-parametric saturation equalizer plugin, with its analyzer showing a kick drum
MPEQ-1 Super-Parametric Saturation Equalizer Plug-in
$149
Get MPEQ-1 →
14-day free trial

Hardware

The full line / 8 products →
UnFairchild 670M II vari-mu tube compressor
UnFairchild 670M II
Vari-mu tube compressor / limiter
UNFa-1 accessory box
UNFa-1
Accessory box for the UnFairchild 670M II
MPDI-4 four-channel mic preamp and DI
MPDI-4
Four-channel mic preamp and DI
A pair of UTEQ500 500 series parametric EQ modules
UTEQ500
500 series parametric EQ
Pyra-Sum passive summing mixer
Pyra-Sum
Passive multi-bus analog summing mixer
Returns March 2027
GB Tracker II instrument preamp and reamp box
GB Tracker II
Instrument preamp and reamp box
Satellite Re-Amp box
Satellite Re-Amp
Standalone re-amp box
Vari-Cap variable capacitance instrument cable
Vari-Cap
Variable capacitance instrument cable
Returns January 2027
Close-up of the UnFairchild 670M II meters and controls

Plugins

All plugins →
MPEQ-1 plugin interface
MPEQ-1 Plugin
Super-parametric saturation equalizer, with a dedicated saturation stage on every band.
$149 / 14-day free trial →
UnFairchild 670M II plugin interface
UnFairchild 670M II Plugin
A recreation of the UnFairchild 670M II vari-mu compressor, developed by MIXLAND and Eric Valentine.
$149 / 14-day free trial →

A few of our endorsers

“Unfairchild is by far the best compressor I own.”
Shawn Everett
“It sounds and feels fantastic, and has a much broader palette.”
Michael Romanowski
“Everything I wanted from a Fairchild and more.”
Kid Harpoon
Close-up of the Satellite Re-Amp output gain control

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