Resources
Reference material worth bookmarking — datasheets, calculators, and cheat sheets pulled from real bench work.
Calculator
Ohm's Law & Power Toolkit
Quick-solve voltage, current, resistance and power with unit-safe inputs.
Reference
Resistor Colour Code Chart
4-band, 5-band and 6-band decoding, plus E12/E24 series tables.
Guide
PCB Design Rules Cheatsheet
Trace widths, clearances, and via sizing for common current loads.
Library
Component Footprint Pack
KiCad-ready footprints for common connectors and passives.
Reference
Wire Gauge & Ampacity Table
AWG sizing against current draw, insulation, and run length.
Guide
Common IC Pinout Cheatsheet
Quick pin references for the op-amps and MCUs we reach for most.