Uploaded April 2021 | Updated September 2026, 3 weeks ago

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Orobos is a tube saturator/VCA for eurorack. With two channels and interconnections between them, lots of interesting options are available. I've also added brief comparisons with the Metasonix RK2 VCA and the British Noise Electronics Gain Stage Amplifier, which serve the same function.

0:00 Intro
0:20 Basic sounds
2:48 VCA mode
5:08 FM modulation
10:22 Through a filter
15:52 Metasonix RK2 XS-VCA
21:18 British Noise Electronics GSA