Comprimento Dipolo λ/2
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
dipolo
About this calculator
The antenna dipole medium calculator is a practical tool for calculating the length of a medium antenna dipole, one of the most common types of antennas used in communication systems.
The formula for calculating the length of a medium antenna dipole is based on the operating frequency, expressed in megahertz (MHz), and is given by the equation L = 143/f (MHz) meters.
This equation can be used to calculate the length required for a medium antenna dipole to operate at a given frequency. However, it is essential to consider the precautions when working with antennas, such as attention to isolation and environmental impact.
Additionally, it is essential to remember that the calculator's accuracy depends on the accuracy of the provided operating frequency. Small errors in frequency can result in significant errors in the antenna length.
Frequently asked questions
What is the unit of measurement used by the calculator?
The calculator uses the meter as a unit of measurement. The length of the antenna is calculated in meters.
What happens if I provide an incorrect frequency?
If you provide an incorrect frequency, the calculator may provide an incorrect antenna length. It is essential to verify the accuracy of the frequency before using the calculator.
Can I use the calculator to calculate the length of other types of antennas?
No, the calculator is configured to calculate the length of a medium antenna dipole. If you need to calculate the length of another type of antenna, you will need to use a different calculator.
Is the calculator safe to use?
Yes, the calculator is safe to use. However, it is essential to remember that the calculator's accuracy depends on the accuracy of the operating frequency provided.