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⚠️ Work in Progress — this project is not yet complete.
A DIY high-sensitivity capacitor leakage current meter. Applies a selectable test voltage to a capacitor under test and measures the resulting leakage current down to the microamp range.
| Component | Part |
|---|---|
| MCU | RP2040-Zero |
| External ADC | ADS1115 (16-bit, I²C) |
| Display | HD44780 16×2 LCD (I²C) |
| Input | Rotary encoder |
| Test voltages | 10 V / 16 V / 25 V / 50 V |
KiCAD schematic and PCB files are in the kicad/ directory.
Built with PlatformIO and the Arduino framework (Earle Philhower RP2040 core).
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