Bench & Diagnostics Tools

Interactive workbench utilities for electronics repair, component identification, and circuit diagnostics

Resistor Color Code Calculator

Select band colors to decode resistance values. Supports standard 4-band and precision 5-band resistors.

Resistance 100 Ω
Tolerance ±5%
Min Value 95 Ω
Max Value 105 Ω

Capacitor SMD Code Decoder

Enter a 3-digit or 4-digit SMD capacitor marking code to decode the capacitance value.