Free RF calculators, Antenna calculators, Free Microwave WLAN calculators

Conversion between field strength and received power conversions between electric field strength (E), magnetic field strength (H) and power density (S).

Decibels calculator Antenna Gain calculator, Voltage Gain calculator, Decibels calculator, dbW calculator,

Electro magnetic waves EMG collection of java applets about electromagnetic waves, a tip

Field strengths, equivalent area and received power conversions between electric field strength (E), magnetic field strength (H) and power density (S). Conversions between frequency (f), wavelength and equivalent antenna area (Ae)

GPS Calculator

Gray line map program

Look Angle Calculator Use the look angle calculator to calculate the pointing angles your dish needs in order to receive a particular satellite

Isotropic losses of free space radiation Isotropic losses of free-space radiation calculator

Microwave Impedance Calculator this applet allows the user, for a given impedance (or vice versa) to calculate transmission line losses and temperature rise, obtain line widths calculations for stripline and microstrip circuits

PI network calculator

Pi & Tee Network Resistive Attenuation Calculator

PLL software PLL Loop Filter Design Program

Quadripôle adaptateur d’impédance en Français

Quarter Wave Line Matching Transformer This page allows you to calculate the impedance required for a 1/4 wave (electrical) section of line. To calculate the electrical length of the line you need to multiply the velocity factor of the line (available from the supplier of the line) by the free space length of 1/4 wave

Radiated Power Calculator ERP, EIRP & dBuV/m

Radio theory and link planning for Wireless LAN calculators included, Loss in a coaxial cable at 2.45 GHz, Antenna gain, Radiated power, Free space loss, Receiver sensitivity, Signal to Noise Ratio, Link budget, Propagation: Fresnel ellipsoid, Propagation: Diffraction, Propagation: Polarisation, Reflections and delay spread

RF Calculator Radio and RF units conversion/JavaScript application, Conversion calculator from Watt to dBm and from dBm to Watt, ..., a tip

RF calculator V/m, A/m, dBm & mw/cm^2

RF Calculators

RF Pi network designer designs PI type networks for transforming impedances

Satellite Calculations

Satellite Link Budget Calculator

Satellite look angles calculator if you want to try and receive a certain satellite, then you can get the Azimuth and Elevation for that satellite from where you are trying

Smith chart display a sequence of normalized impedance, admittance or reflection coefficient in a circle of unity radius commonly known as a Smith Chart

Tuned RLC Circuit calculator Tuned RLC Circuit calculator, Two variables are required (besides coil resistance) for each calculation. If two variables are set without resistance, resistance is taken as zero. If resistance is zero, the answers are for both series and parallel circuits. If resistance is not zero, the answers given are for a parallel circuit

Voltage to Power Conversion Calculator Voltage to Power Conversion Calculator

VRMS / dBm / dBu / dBV calculator A utility to convert between standard units of power measurement and signal strength

VSWR calculator This calculator is designed to model the common configuration where a transmitter which is designed for a particular load impedance, is connected to a an antenna of that impedance, over transmission line of the same characteristic impedance

VSWR calculator

VSWR - return loss - reflection coefficient conversions between VSWR - return loss - reflection coefficient

Microwave WLAN calculators

EIRP Effective Isotropic Radiated Power calculator, This calculation will give you the effective power output from the transmitting antenna

Calculate Voltage Loss over Cat5

Calculating Distances Between Two Points ways to calculate the distance between two points on the earth's surface, defined by their latitude and longitude

Calculator for Distances between Geographical Locations Enter the Latitude and Longitude of the starting point, the distance (km) and bearing (degrees E of North) to another point

dBm/dBW/Milliwatts Calculator

Free space loss calculator Free space loss (FSL) is an attenuation of electromagnetic waves in open space between isotropic antennas. It depends on frequency and distance

Free space loss calculator (Miles)

Free space loss calculator Km, This calculation gives you how much signal loss you will incur over a given distance in free space for a signal of a given frequency

Free space loss calculator Free space loss calculator, Free space loss (FSL) is an attenuation of electromagnetic waves in open space between isotropic antennas. It depends on frequency and distance

Free Space Distance Calculator 2.4GHz Free Space Distance Calculator 2.4GHz

Fresnel Clearance Zone Fresnel Clearance Zone calculator, Fresnel Zone in Meters, Fresnel Zone in Feet

Fresnel zones While designing microwave link, very important thing is to check if the first Fresnel zone is free of obstructions. First Fresnel zone is an ellipsoid of revolution, whitch focuses are in antennas' place

Link Margin This calculation gives you the difference between the power of the signal recieved at the remote end, and the receive sensitivity of the remote end. From this you can determine the viability of a link. Around 10dBm (better: 10dBm) of margin is desirable for a reliable link (WLAN antennas)

Link Planning for Wireless LAN (WLAN) Effective transmitting power: transmitter power [dBm] {minus} (cable +connector) loss [dB] {plus} antenna gain [dBi] Propagation loss [dB]: Free space loss [dB]. Effective receiving sensibility: antenna gain[dBi]- cable loss [dB]- receiver sensitivity [dBm]

Link Planning for Wireless LAN (WLAN) Effective transmitting power: transmitter power [dBm] {minus} (cable +connector) loss [dB] {plus} antenna gain [dBi], Propagation loss [dB]: Free space loss [dB], Effective receiving sensibility: antenna gain[dBi]- cable loss [dB]- receiver sensitivity [dBm], Loss in a coaxial cable at 2.45 GHz, Connector losses, Radiated power, Receiver sensitivity, Signal to Noise Ratio, Propagation: Fresnel ellipsoid, Propagation: Diffraction, Propagation: Polarisation, Reflections and delay spread

Wireless Calculators Wireless Calculators, total power of your system in dBm, power loss over distance, dBm to milliWatts and milliWatts to dBm

Wireless Calculators total power of your system in dBm, power loss over distance, dBm to milliWatts and milliWatts to dBm, Fresnel Clearance Zone, Longitude Bearing, Antenna Downtilt

Wireless Design Toolkit free space loss (fsl), range at 2.44GHz, wavelength in air, wavelength in coaxial cable, impedance of coaxial cable, velocity factor of coaxial cable, effective radiated power (erp), fade margin or system operating margin, convert dBm and milliWatts (mW), convert diameter and circumference, convert inches and mm, convert miles and metres, convert feet and metres

Wireless link calculator Wireless Network Link Analysis

Wireless Network Link Analysis Wireless Network Link Analysis

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