Projects

Things I've built across AI, circuit design, quantum computing, or general topics of interest

Hardware September 2026 · Independent

A transformer-free electrovibration driver

A compact, transformer-free driver for programmable touchscreen haptics. The two-layer PCB combines a 12-to-135 V boost stage with PWM waveform synthesis, creating software-defined electrovibration signals from 60 to 600 Hz.

Circuit DesignHaptic FeedbackMicrocontroller

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A transformer-free electrovibration driver

Analysis July 2026 · Independent

Crashback — do stocks bounce after a crash?

An empirical test of my own "buy the crash" investing rule against ~268,000 U.S. stock crashes since 1925. The bounce is real (but weak), and bigger crashes have worse odds, not better.

PythonQuantitative Finance Research

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Crashback — do stocks bounce after a crash?