A Traditional Chinese tutorial blog for Arduino and ESP32 projects, with step-by-step builds that list parts, wiring and code. Recent issues cover a browser subtitle tool, a non-contact infrared thermometer with an OLED display, and an AS608 optical fingerprint system.
Website: https://blog.jmaker.com.tw/
A personal tech blog about retro computing and hardware tinkering, covering KIM-1-compatible 6502 builds, CP/M-65, and troubleshooting vintage and cheap modern electronics. Readers get detailed first-person debugging stories with specific technical findings.
Vendor-neutral audits of electronic component obsolescence, covering end-of-life status, replacement cross-references and whether a given board can still be built. Each issue documents the evidence used, the confidence level and what remains unverified.
Technical articles on RF and analog electronics, covering topics like transistor impedance matching, PCB dielectric constant measurement and digital filter design. Each issue works through the theory with equations, figures and hands-on measurements.
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