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find the total transverse te waves in a waveguide of width a and height b if a forward-propagating wave of amplitude ho
find the transverse components for a backward-propagating tm wave in a rectangular waveguide of width a and height b
write the time domain expressions for the transverse components of the fields for tm propagation in a lossless
application optical waveguide an optical waveguide is made in the form of a rectangular cross-section channel in a
power carried in lowest mode a rectangular waveguide is built such that b 075a with a 10 mma find the lowest cutoff
field required for total power it is required that a lossless rectangular waveguide carry 100 w of power time averaged
discontinuities in rectangular waveguide a very long rectangular waveguide is filled with two materials as shown in
application tunnels as waveguides the following communication system is proposed for communication in mine tunnels to
if you could measure the magnetic and electric fields of an antenna in the near field could you tell the difference
the magnetic vector potential of a hertzian dipole is often called a retarded magnetic vector potential what does
near and far fields of antennas in preparation for a propagation experiment a researcher places a field measuring
the hertzian dipole a short dipole antenna is 002lambda long and carries a current of 2 a at 150 mhz calculatea the
two-element arrays two half-wavelength dipole antennas are placed a distance d apart parallel for each other calculate
two-element array a hertzian dipole antenna is placed horizontally above a perfectly conducting ground at a height h
two-element array a wire antenna is placed perpendicularly above the ground the wire is 3 m long and is used in
application lambda4 monopole a quarter-wavelength monopole antenna is used at 100 mhz the antenna is placed vertically
monopole antennas efficiency two quarter-wavelength monopoles are used at the same frequency both are made of copper
application the monopole antenna a short monopole antenna is used at 1 mhz for am transmission the antenna is 1 m long
application short monopole a short monopole is used in a mobile telephone the limitation is that a telephone of this
application lambda2 monopole a half-wavelength monopole antenna is used for fm transmission at 100 mhz the antenna is
radiation resistance an antenna is connected to the source with a 50 omega transmission line the antenna radiates in
application simple dipole antenna suppose you need a good antenna in a hurry for a cb citizenamp39s band transmitter at
application lambda2 dipole a half-wavelength antenna is made of copper wire with conductivity sigma 57 x 107 sm the
arbitrary-length dipole a communication system uses a dipole antenna for transmission calculate the power density
application the short dipole antenna a short dipole is a dipole that is too long to be considered a hertzian dipole but