// Calculators › Transmission Lines
Two-Wire Line Calculator
Compute characteristic impedance, capacitance, inductance per metre, wavelength and λ/4 length for parallel two-wire balanced transmission lines — twin-lead, open-wire feeders and twisted pair. Uses the exact acosh formula.
// Parameters
mm
mm
—
⚠ Spacing D must be greater than wire diameter.
Common Types
// Results
Enter parameters and click Calculate