: Some users prefer the standalone modules, as the internal keys are functional but not rated as high-end (e.g., not Fatar quality).

: Units typically ship with power supply stickers to avoid "wall wart" confusion, though users note that power cords can be relatively short. Other Notable References for "123407"

: An analog semi-modular synth reproducing original MS-20 circuitry with matched transistors and JFETs.

Outside of the music technology sphere, the identifier "123407" appears in several specialized contexts:

: A semi-modular analog synthesizer in a 6U rack-mount format, based on the famous three-VCO design.

: Refers to Article 123407 in Water Research (Volume 278, 2025), which explores methods for treating nitrobenzene wastewater using iron-manganese oxides.