Search Results - "Trainotti, V."

Short medium frequency AM antennas by Trainotti, V.

“…Short antennas have again attracted broadcaster attention. These kinds of antennas have been used since the 1920s. At that time it was the logical antenna as a…”
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MF AM folded monopole characteristics by Trainotti, V.

“…Folded monopole antennas have been used for many years in medium frequency amplitude modulation broadcast applications. These antennas offer a grounded…”
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On the crossed field antenna performance by Trainotti, V., Dorado, L.A.

“…Lately, short antennas and Crossed Field Antennas (CFA) have attracted broadcast and amateur community attention. The CFA antenna has been developed in the…”
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MF AM grounded dipole for stereo and digital transmissions by Trainotti, V.

“…Modern MF AM transmitter output impedance has been chosen to be 50 ohms unbalanced. For this reason high power 50 ohms coaxial lines have been designed and…”
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MF digital AM station antennas by Trainotti, V.

“…It is very important having the proper antenna, specially in the MF AM band where achieving the necessary bandwidth in the antenna impedance is a difficult…”
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MF AM asymmetric vertical dipole measurements by Trainotti, V.

“…A medium frequency AM asymmetric vertical dipole for a 50 kW broadcast station was constructed during June 1994. This kind of vertical dipole operates without…”
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FM wide band panel dipole antenna by Trainotti, V., Dalmas Di Giovanni, N.

“…It is very common that when a broadcaster needs to install an FM transmitting antenna within a large metropolitan area he places it on the tallest structure or…”
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Vertically Polarized Dipoles and Monopoles, Directivity, Effective Height and Antenna Factor by Trainotti, V, Figueroa, G

“…The effective length (L e ) of linear antennas like dipoles and the effective height (H e ) of monopoles shorter than a wavelength are determined using a…”
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Height radius effect on MF AM transmitting monopole antenna by Trainotti, V.

“…Measurements are made on ground electrical field intensity in order to obtain a coefficient for the shadow, or diffraction factor. This factor permits the…”
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The nocturnal service area of MF AM broadcast stations using vertical arrays by Trainotti, V.

“…The nocturnal service area, or distortionless area, of MF AM broadcast stations depends on the radiation properties of the transmitting antenna and the…”
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MF AM transmitting asymmetric vertical dipole by Trainotti, V.

“…An asymmetric vertical dipole is proposed as an MF AM-broadcast station transmitting antenna. This kind of vertical dipole antenna uses the supporting guys as…”
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Electrical education in Argentina by Trainotti, V., Di Giovanni, N.D.

“…Schooling begins when people are six years old. For a long time, education was considered almost the government's obligation to fulfill. In the last thirty…”
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MF AM asymmetric vertical-dipole-antenna measurements by Trainotti, V.

“…A medium-frequency AM transmitting vertical dipole for a 50 kW broadcast station was constructed, during May and June, 1994, at Buenos Aires, Argentina. This…”
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Simplified calculation of coverage area for MF AM broadcast stations by Trainotti, V.

“…It is shown that the coverage area of medium- and high-frequency stations using ground-wave propagation beyond the horizon, especially MF AM stations, can be…”
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The nocturnal service area of MF am broadcast stations by TRAINOTTI, V

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Short low- and medium-frequency antenna performance by Trainotti, V., Dorado, L.A.

“…Lately, short antennas have attracted the attention of the broadcast and communication communities. This kind of antenna has been used since the 1920s…”
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Dielectric properties of soils by Fano, W.G., Trainotti, V.

“…The knowledge of soil electric properties is very important, specially for electromagnetic wave propagation at low and medium frequency (LF and MF). This…”
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Dielectric properties of barium hexaferrite in the microwave range by Jacobo, S.E., Fano, W.G., Razzitte, A.C., Digiovanni, N.D., Trainotti, V.

“…The charge carriers that are responsible for propagating current through a material have different behaviours for different applied frequencies, especially for…”
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Accurate Evaluation of Magnetic- and Electric-Field Losses in Ground Systems by Dorado, Luis A., Trainotti, Valentino

“…The efficiency of ground-based antennas is highly determined by the power dissipated in the ground plane, which can be separated into H-field and E-field…”
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Simplified calculation of ground losses in low- and medium-frequency antenna systems by Dorado, Luis A., Trainotti, Valentino

“…Calculations of ground losses are paramount in obtaining the best performance of a monopole antenna in the low- (LF) and medium-frequency (MF) bands. Ground…”
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