matlab of Plot the E-plane and H-plane radiation pattern of a Hertzian dipole in far field.
matlab of Plot the E-plane and H-plane radiation pattern of a Hertzian dipole in far field.
Homework Answers
h = helix; h.Turns = 13; h.Radius = 0.025; pattern(h,1.8e9,'Polarization','RHCP')
h = helix; h.Turns = 13; h.Radius = 0.025; pattern(h,1.8e9,'Polarization','LHCP')
![Output: Directivity Frequency: 1.8 GHz Max value:-T28 mdBi in value: 41 dBi Azimuth: [-180, 180 Elevation: [-90, 90] -5 Pola](http://img.homeworklib.com/images/33dd65cb-d7b2-4633-bf2e-3111921f68e8.png?x-oss-process=image/resize,w_560)
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matlab of Plot the E-plane and H-plane radiation pattern of a
Hertzian dipole in far field.
8. (6 points) A Hertzian dipole antenna in free space has /= 0.02. The following are in far-field: (a) What value of cu...
8. (6 points) A Hertzian dipole antenna in free space has /= 0.02. The following are in far-field: (a) What value of current I is necessary to radiate a total power of 60 mW? (b) What is the ratio of the magnetic field intensity, H, at the polar angles 0 = 10 degrees and 80 degrees (c) What fraction of the total radiated power is contained in the region 0 < 60 degrees (d) What is the radiation resistance, Rrad?...
I have to plot in the xz plane the magnetic field of a dipole in matlab....
I have to plot in the xz plane the magnetic field of a dipole in matlab. The dipole is centered in (0,0) and has a magnetic dipole moment M parallel to the z axis. How can I achieve this?
1) A Hertzian dipole antenna is a short conducting wire carrying an approximately constant current over its length...
1) A Hertzian dipole antenna is a short conducting wire carrying an approximately constant current over its length If such a dipole is placed along the z-axis with its midpoint at the origin, and if the current flowing through it is i(t) ż lo cosot, assume I to be sufficiently small so that the observation point is approximately equidistant to all points on the dipole; that is, assume RR then the corresponding magnetic field is described by: olk2 sin e...
A Hertzian dipole is to be used by an radio amateur at 30 MHz. The FCC...
A Hertzian dipole is to be used by an radio amateur at 30 MHz. The FCC regulations indicate that the radiated field at a distance 2/27 (you can assume this distance is in the far field) and at a direction of maximum intensity must be less than 15 2 uV/m a) What is the average power flow density in a direction of maximum intensity if the electric field is equal to 15 2 uV/m? b) What is maximum time-average radiated...
The antenna to generate an E field strength of 10 mV/m at a distance of 10 km from the antenna on...
the antenna to generate an E field strength of 10 mV/m at a distance of 10 km from the antenna on the horizontal (θ-90P) plane, if the antenna is (a) a Hertzian dipole of length-0.01 λ. (b) a short dipole of length-0.01 λ (e) a half-wave dipole.
the antenna to generate an E field strength of 10 mV/m at a distance of 10 km from the antenna on the horizontal (θ-90P) plane, if the antenna is (a) a Hertzian dipole...
1. E-far field is in -x direction and H-far field is z direction. Where is the...
1. E-far field is in -x direction and H-far field is z direction. Where is the direction of wave propagation? 2. An infinitesimal dipole is located at the origin along the y-axis. Find out the following directivity with both linear scale and dB scale in a) xdirection b) -x direction c) +y direction d) -y direction e) z direction f -z direction
A vertical receiving dipole antenna at a position P is 15 km away from a Hertzian...
A vertical receiving dipole antenna at a position P is 15 km
away from a Hertzian dipole antenna that is also placed vertically
(see figure below). The receiving antenna measures an E field equal
to 10 mV/m.
(a) What is the value of E that the receiving antenna will
detect at a height of 3 km above P?
(b) Assuming the receiving antenna can be tilted as it is moved,
in what direction must the receiving dipole be oriented in...
Dz ふ z cos θ Figure 2: Far-field radiation for half-wavelength dipole. Part 1: Design of 2.4 GHz...
dz ふ z cos θ Figure 2: Far-field radiation for half-wavelength dipole. Part 1: Design of 2.4 GHz dipole antenna You are tasked with developing an antenna for a Radar that operates in the ISM (Instrument, Scientific, Medical) band. The band of frequency is defined from 2.4 GHz to 2.5 GHz. Now that you have walked through the steps to generate the electromagnetic fields and the average power density, you can use this information to characterize and complete the design...
4. Magnetic dipole radiation- two loops Consider a circular current loop in the xy plane of...
4. Magnetic dipole radiation- two loops
Consider a circular current loop in the xy plane of radius b as
in Section 11.1.3(See image above). Suppose there is another
parallel identical loop placed a distance d above the first loop.
The directions of the currents in the two loops are both
counterclockwise. The long wavelength approximation is
applicable.
(a) Compute the total vector potential A at positions in the
radiation zone.
(b) Compute the total magnetic field in the radiation zone....
Can someone please explain how to solve the problem below? 1. (10) A Hertzian dipole antenna...
Can
someone please explain how to solve the problem below?
1. (10) A Hertzian dipole antenna has a length of 5 mm and carries 100 MHz current of 2 Amps. Find the (a) magnitude of the E and H fields 1000 m away from the antenna at an angle = 30° and the radiated power, (b) Prad.
8. (6 points) A Hertzian dipole antenna in free space has /= 0.02. The following are in far-field: (a) What value of current I is necessary to radiate a total power of 60 mW? (b) What is the ratio of the magnetic field intensity, H, at the polar angles 0 = 10 degrees and 80 degrees (c) What fraction of the total radiated power is contained in the region 0 < 60 degrees (d) What is the radiation resistance, Rrad?...
1) A Hertzian dipole antenna is a short conducting wire carrying an approximately constant current over its length If such a dipole is placed along the z-axis with its midpoint at the origin, and if the current flowing through it is i(t) ż lo cosot, assume I to be sufficiently small so that the observation point is approximately equidistant to all points on the dipole; that is, assume RR then the corresponding magnetic field is described by: olk2 sin e...
A Hertzian dipole is to be used by an radio amateur at 30 MHz. The FCC regulations indicate that the radiated field at a distance 2/27 (you can assume this distance is in the far field) and at a direction of maximum intensity must be less than 15 2 uV/m a) What is the average power flow density in a direction of maximum intensity if the electric field is equal to 15 2 uV/m? b) What is maximum time-average radiated...
the antenna to generate an E field strength of 10 mV/m at a distance of 10 km from the antenna on the horizontal (θ-90P) plane, if the antenna is (a) a Hertzian dipole of length-0.01 λ. (b) a short dipole of length-0.01 λ (e) a half-wave dipole.
the antenna to generate an E field strength of 10 mV/m at a distance of 10 km from the antenna on the horizontal (θ-90P) plane, if the antenna is (a) a Hertzian dipole...
1. E-far field is in -x direction and H-far field is z direction. Where is the direction of wave propagation? 2. An infinitesimal dipole is located at the origin along the y-axis. Find out the following directivity with both linear scale and dB scale in a) xdirection b) -x direction c) +y direction d) -y direction e) z direction f -z direction
A vertical receiving dipole antenna at a position P is 15 km
away from a Hertzian dipole antenna that is also placed vertically
(see figure below). The receiving antenna measures an E field equal
to 10 mV/m.
(a) What is the value of E that the receiving antenna will
detect at a height of 3 km above P?
(b) Assuming the receiving antenna can be tilted as it is moved,
in what direction must the receiving dipole be oriented in...
dz ふ z cos θ Figure 2: Far-field radiation for half-wavelength dipole. Part 1: Design of 2.4 GHz dipole antenna You are tasked with developing an antenna for a Radar that operates in the ISM (Instrument, Scientific, Medical) band. The band of frequency is defined from 2.4 GHz to 2.5 GHz. Now that you have walked through the steps to generate the electromagnetic fields and the average power density, you can use this information to characterize and complete the design...
4. Magnetic dipole radiation- two loops
Consider a circular current loop in the xy plane of radius b as
in Section 11.1.3(See image above). Suppose there is another
parallel identical loop placed a distance d above the first loop.
The directions of the currents in the two loops are both
counterclockwise. The long wavelength approximation is
applicable.
(a) Compute the total vector potential A at positions in the
radiation zone.
(b) Compute the total magnetic field in the radiation zone....
Can
someone please explain how to solve the problem below?
1. (10) A Hertzian dipole antenna has a length of 5 mm and carries 100 MHz current of 2 Amps. Find the (a) magnitude of the E and H fields 1000 m away from the antenna at an angle = 30° and the radiated power, (b) Prad.
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