35 mm round FOC driver for a GBM2804 gimbal motor that answers on the Open Duck Mini's servo bus as an STS3215. 6-layer KiCad 10 board plus printed standoff, cover and horn adapter.
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Updated
Oct 3, 2026 - ANTLR
35 mm round FOC driver for a GBM2804 gimbal motor that answers on the Open Duck Mini's servo bus as an STS3215. 6-layer KiCad 10 board plus printed standoff, cover and horn adapter.
Twiglet: open-source ~50 cm biped with wooden head, printed wig, leaf kilt and STS3032 arms — inspired by Open Duck Mini
Face board for the Open Duck Mini's head: eye LEDs, projector driver, I2S amp and mic, antenna servos, shaped to the head. 4-layer KiCad 10 board plus printed standoffs, fit-checked in the head CAD.
Brain board for the Open Duck Mini: Pi Zero 2W carrier, 14-servo STS bus, fused 2S power path in stitched copper zones (15-18 A battery side), USB-C charging with balancing, IMU. 4-layer KiCad 10 board, fit-checked in the duck's CAD.
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