Gives the impedance of a round straight wire using common conducting materials. Gives the ac resistance of a round straight wire using common conducting materials. This calculator is specific to the circuit used in the RF Trap With Attenuators FLEXI-BOX. Relative Dielectric Constant Calculator for a Circular Capacitorīased on a formula by Kirchhoff for a circular capacitor, showing the equations used.įor a capacitor / inductor tank circuit, showing the formula used.Īctive return loss and mismatch calculator with results for absolute impedance, return loss, VSWR, reflection coefficient and mismatch lossĬomputes attenuation, return loss, reflection coefficient and VSWR. Gives resistor values, attenuation, 'impedance', reflection coefficient, VSWR and return loss of a Pi attenuator.įor a rectangular parallel plate capacitor with edge effect, showing the formula used.įor a rectangular cross section conductor such as a PCB track, showing the formula used. This is used for making relative dielectric constant measurements using a Vector Network Analyser. Selects the optimum size for a circular plane on a PCB. PCB Sample Size Calculator for Relative Dielectric Constant Measurements Uses a formula from an article by Polar instruments, showing the formula used. Microstrip Characteristic Impedance, Using The IPC-2141 Formula Uses a formula from an article by Rick Hartley and shows the formula used. Used for calculating the Zo of PCB transmission lines, showing the formula used. Microstrip Characteristic Impedance Calculator Using a Formula by Brian C Wadell With equations, for solving Elliptic Integrals of the First Kind.įor a flat wire, ribbon or PCB track, showing the formula used.įor an Op-Amp in an inverting configuration, showing the formulas used.Ī two part calculator which gives ideal and preferred value resistors, showing most formulas used and a link to the others. Further calculator information is available in About our calculatorsĪ useful collection of calculators giving the impedance and reactance of simple ac networks.ĭetermines the dc conditions of a variable configuration amplifier.Ĭomputes Delay, Velocity Factor, Effective Dielectric Constant and Characteristic Impedance of a PCB track.įor a parallel plate, circular capacitor, showing the formula by Kirchhoff.įor Coplanar Waveguide with ground or Microstrip lines with signal side ground plane, showing the formula by Brian C Wadell. They follow a constant theme which is designed to make them simple and intuitive to use. This Index is for Radio Frequency and Microwave calculators.
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