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30 lip 2024 · To calculate the length of an antenna, you may use the formula: L = 468 / f. l = L /2. where: L — Length of the dipole antenna; l — Length of each arm of the dipole; and; f — Frequency. Dividing 468 by the antenna frequency will give you the length of the antenna in feet.
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5 cze 2021 · The most widely used formula to calculate the approximate overall length of wire required for a dipole is: 468 / frequency (MHz) = length of wire in feet. The antenna calculator above uses this formula as a starting point to calculate wire lengths for the dipole.
Wzór na długość anteny. Dopasowanie anteny do Twoich celów to kluczowa kwestia, dlatego warto wiedzieć jak obliczyć długość fali i długość anteny. Na szczęście jest do tego prosty wzór. Aby obliczyć długość skuteczną anteny, trzeba wykorzystać wzór λ=v/f .
The total dipole antenna length and the length of each dipole part can be obtained by using this calculator by just using the desired frequency of operation.
Antenna Length Calculator. 1. What type of antenna do you want to build? Dipole. Fan Dipole. Inverted Vee. Off Center Fed Dipole. Vertical. 2. What frequency will you be operating on? Frequency: MHz. Meters Feet. 3. Here's your antenna...
Formula. The total length (L) of the dipole antenna is calculated as: L = 468 / f. where f is the frequency in MHz. f is calculated from the wavelength. The length of each arm of the dipole. l = L/2. Background Information. Frequency Range. The VHF (Very High Frequency) communications band extends from 30 MHz to 300 MHz.
Learn how to calculate the length of different types of antennas using formulas based on frequency and wavelength. Find out the factors that affect the performance of ground planes, halfwave verticals, quads, 5/8th wave verticals, dipoles and inverted vees.