Available as an assembled Module and as a DIY project.
This Module is currently available.
Pseudo Sidchain Compressor/Ducking 2-channel mixer
Get that rad 90's rave compression with this fancy duck! Vactrol Powered, able to change amount, mix, and decay of incoming drum over your hoover synth.
ST Modular DUCK - DUCKING MODULE
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CalSynth Duck
God's Box Lollipop Compressor Ducking
ST Modular Natural State (Dual Env