Owel.codes on Instagram: "Schematic, SSL Compressor, using VCA (Voltage Controlled Amplifier) chip. This module uses a DBX chip, which is probably hard to find now, but THAT Corp makes a VCA chip
Simple but good dual vca - DIY STUFF - Look Mum No Computer Thingies
electro-music.com :: View topic - Compressor/limiter for DIY vocoder?
Analog Compressor Design – Matt Rottinghaus
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www.haraldswerk.de Next Generation Formant Limiter Compressor
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The Art of Dynamics: The essence of popular compressor/limiters
analog - Fine-Tuning a Circuit After changing VCA (SSM2641 to SSI2164) - Electrical Engineering Stack Exchange