Category Electronics & PCB

Circuit design, PCB layout, and electronics fundamentals for embedded projects.

Raspberry Pi AD9850 Sine Wave Generator with GPIO Control

Building a Raspberry Pi controlled sine wave generator with AD9850 and AD9851 modules, practical wiring notes, CLI and text user interface control, simulation checks, and scope-verified output.

Electronics & PCB – 8th July 2026

Free PCB Design Software for Beginners and Hobbyists

A practical comparison of free PCB design tools, with attention to workflow, libraries, manufacturing output, privacy, current free-tier constraints, and the mistakes that usually hurt first boards.

Electronics & PCB – 17th February 2025

Embedonix

Practical embedded systems notes from a working firmware and hardware engineer.

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