A modular synth project

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Main components

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Part NumberDescription
LM317 TO-220100mA 35V Adjustable Linear Regulator, SOT-89
LM337 TO-220Negative 1A 35V Adjustable Linear Regulator, SOT-223
LM336Z-2.5v

Power schematic

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Power board layout

Power PCB render

Top PCB
Bottom PCB