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  1. Calculate the approximate length of a quarter-wave vertical antenna in feet and meters for any frequency in megahertz. Learn how to improve the efficiency and bandwidth of your antenna with radial wires and conductive ground plane.

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  2. Calculate the vertical length of a vertical antenna for a given frequency and wavelength. Choose from different antenna designs and see the results in feet, inches and meters.

  3. This calculator can be used to design a Quarter Wave Ground Plane antenna, with radials. The radiating element is a quarter wave (λ/4) and the radials are 12% longer. There are usually four radials, three being a minimum, but you could use up to six.

  4. 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...

  5. 31 paź 2023 · October 31, 2023 by GEGCalculators. Amateur Vertical Antenna Calculator. Frequency (MHz): Antenna Height (feet): Calculate. FAQs. How high should a vertical antenna be? Vertical antennas are typically effective when elevated at least 1/4 to 1/2 wavelength above the ground.

  6. Calculate the length and radials of various vertical antennas for amateur radio and other applications. Choose from quarter-wave, half-wave, 5/8-wave, 3/4-wave, or full-wave and get approximate dimensions and shopping list.

  7. Calculate the length of wire for a center fed dipole or inverted V antenna up to 30 Mhz. Enter the center frequency and select the wavelength, or use the vertical antenna calculator for a specific frequency.

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