first fresnel zone वाक्य
"first fresnel zone" हिंदी में first fresnel zone in a sentenceउदाहरण वाक्य
- The strongest signals are on the direct line between transmitter and receiver and always lie in the first Fresnel zone.
- This is caused by diffraction effects : for the best propagation, a volume known as the first Fresnel zone should be kept free of obstructions.
- The cross sectional radius of each Fresnel zone is the longest at the midpoint of the RF LoS, For practical applications, it is often useful to know the maximum radius of the first Fresnel zone.
- Substitution of the numeric value for c followed by a unit conversion results in an easy way to calculate the radius of the first Fresnel zone F _ 1, knowing the distance between the two antennas D and the frequency of the transmitted signal f: