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Blog Posts (2)

Resurrecting an Autosuper Sebring Super 1 & Adding Bluetooth

Feb 27, 2026

My uncle gave me this Autosuper Sebring Super 1 car radio to repair and add Bluetooth to. It started with a short circuit and a burning smell. What followed was weeks of systematic detective work, tracing signals through decades-old circuits, uncovering botched previous repairs, and slowly piecing t...

Silencing the Phrozen Shuffle 2019: TMC2208 Stepper Driver Upgrade, Firmware Exploration & Reversing

Feb 26, 2026

The Phrozen Shuffle 2019 is a capable resin 3D printer, but like many machines of its era, it suffers from one annoying problem: noise. The stock stepper drivers produce that characteristic whine during Z-axis movements that can drive you crazy during long prints. I understand that you shouldn’t sle...