Tools
A collection of cozy calculators and utilities for Circuit, PCB, and RF design. No login required, just pure engineering comfort.
Ohm's Law Calculator
Calculate voltage, current, resistance, and power using Ohm's Law
Standard Divider Calculator
Calculate the standard resistor values for a voltage or current divider
Trace Width Calculator
Calculate PCB trace widths for given current
Filter Design Calculator
Calculate component values for common filters
Trace Impedance Calculator
Calculate microstrip, stripline, and coplanar trace impedances with ease
Patch Antenna Calculator
Calculate patch antenna dimensions and performance parameters
Voltage Drop Calculator
Calculate voltage drop over specific gauge wires and lengths
Dielectric Lookup
Find the dielectric properties of common substrates
Free Space Path Loss Calculator
Calculate RF signal loss over distance in free space
More Tools
Smith charts, filter design, and more coming soon...