RF
3 Element Yagi Antenna Calculator
Calculate dimensions for a 3-element Yagi antenna with our easy-to-use calculator. Learn about Yagi antenna design principles and key specifications.
Calculators / Antenna
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This page covers online antenna calculators which help you compute antenna parameters such as gain, wavelength, impedance, radiation patterns and frequency related values, making them ideal for RF engineers, students, and hobbyists working on antenna design, optimization, and performance evaluation.
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Antenna Azimuth and Elevation Calculator
Calculate antenna azimuth and elevation angles based on Earth station and satellite longitude and latitude. Essential for RF antenna installation.
Antenna Balanced Feeder Calculator
Calculate the impedance of a balanced feeder antenna using this handy tool. Simply input the distance between conductors, diameter, and dielectric constant.
Antenna Downtilt Angle Calculator
Calculate antenna downtilt angle based on antenna heights and distance, or calculate the distance based on antenna heights and downtilt angle.
Antenna Downtilt Coverage Radius Calculator | RF Tool
Calculate the ground coverage radius of an antenna based on its height and downtilt angle. Essential tool for cellular network site planning and optimization.
Antenna Efficiency Calculator and Formula
Calculate antenna efficiency using our online calculator and understand the formula behind it. Includes an example with a parabolic reflector antenna.
Antenna Factor Calculator and Conversion
Calculate antenna factor and convert between antenna factor and antenna gain using our online calculators. Understand the formulas used in EMC testing.
Antenna G/T Ratio Calculator
Calculate the antenna G/T ratio using antenna gain and system noise temperature. A higher G/T ratio indicates better system sensitivity.
Antenna Gain Calculator
Calculate the gain of a parabolic antenna using our online tool. Determine signal boost for RF system analysis and link budget calculations.
Antenna Near Field Distance Calculator
Calculate the antenna near field distance based on antenna dimensions and signal wavelength. Useful for determining the start of the far field region.
Antenna Range Calculator
Calculate antenna range based on transmit power, antenna gain, frequency, cable loss, and receiver sensitivity. Determine coverage distance.
Bowtie Antenna Calculator and Basics
Explore the fundamentals of Bowtie Antennas with our calculator. Learn about different variations and essential formulas for design. Calculate wavelength, bandwidth, width, distance and height.
Dipole Antenna Calculator
Calculate the radiation resistance of halfwave, electrically short, and Hertzian dipole antennas using this online calculator.
Far Field Distance calculator & formula
Discover Far Field Distance Calculator and learn the fundamental Far Field Formula and its applications in antenna design, optics and more
Fresnel Zone Radius Calculator
Calculate the Fresnel zone radius for optimal wireless link performance between line-of-sight antennas using two different equations.
Geosynchronous and Geostationary Satellite Formulas and Calculator
Explore geosynchronous and geostationary satellite formulas with our calculator. Determine speed, angular velocity, and orbital period for satellite system design and operation.
Helical Antenna Design Calculator and Formula
Design circular polarized helical antennas with ease. Get precise dimensions for circumference, pitch angle, and spacing based on your target frequency.
Horn Antenna Calculator
Calculate horn antenna gain, vertical beamwidth, and horizontal beamwidth based on frequency, narrow dimension, and broad dimension.
Line of Sight (LoS) Calculator | Radio Horizon Tool
Calculate the maximum line of sight distance between two antennas considering Earth's curvature. Perfect for point to point microwave link planning.
Loop Antenna Calculator and Formula
Calculate parameters for loop antennas using this handy calculator. Learn about loop antenna types, characteristics, and the formulas behind their design.
Microstrip Patch Antenna Calculator & Formula
Calculate patch length and width for microstrip antenna design based on frequency, dielectric constant, and substrate height. Includes relevant formulas.
NFC Circular Antenna Calculator
Calculate the inductance of an NFC circular antenna using this online tool. Enter the number of turns, diameter, and spacing to find the inductance.
NFC Rectangular Antenna Calculator
Calculate the inductance of NFC rectangular antennas using this handy calculator. Includes formulas and examples for antenna design.
Parabolic Antenna Calculator
Calculate the gain, half-power beamwidth, and effective aperture of a parabolic antenna using this online calculator. Input frequency and diameter for instant results.
QFH Antenna Basics and Calculator
Learn the basics of QFH antennas (Quadrifilar Helix) and use our calculator to design your own. Simple, effective antenna for satellite image capture and GPS.
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