Electronics Calculators

Calculate voltage, current, resistance, and power using Ohm's Law

Calculate output voltage from a resistive voltage divider network

Find the right current-limiting resistor value for LEDs

Calculate component values for 555 timer circuits

Convert between resistor color bands and resistance values

Calculate charging and discharging time for RC circuits

Advanced WPT system design with coupling analysis, efficiency optimization, and EMI compliance checking

Complete solar system design with location-based irradiance data, panel optimization, battery sizing, and economic analysis

Design custom BMS with protection parameters, cell balancing, thermal management, and component selection

Advanced battery life estimation with discharge curves, load profiles, and temperature modeling

Advanced power semiconductor efficiency analysis comparing Silicon, GaN, and SiC technologies with thermal modeling

Professional power supply design tool with topology recommendations, component calculations, and performance analysis

Calculate power requirements, impedance matching, and compatibility for professional audio amplifier systems

Find the perfect microphone for your recording needs with expert recommendations and compatibility analysis