Show HN: I built a synth for my daughter

TLDR: I built a portable step-sequencer synthesizer for my daughter’s third birthday. It has four sliders that control four notes in a looping sequence. Slide up = higher pitch, slide down = lower. It includes: An onboard synth module + speaker Tempo, volume, scale, pitch, and instrument controls An OLED screen with visual feedback + a dancing panda A custom PCB and 3D-printed enclosure It’s a child-friendly, tactile music toy. Here’s the pink edition in action: Why I built this My daughter received a Montessori activity board full of switches and LEDs for her first birthday. Watching her twist knobs and flip the switches reminded me of the control surface of a synth, and I wondered if I could build a musical version – something simple, tactile, and creative that didn’t…

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