Results 111 to 120 of about 31,794 (223)

Investigation of the Effects of Weather Variability on Surface Radio Refractivity and Digital Terrestrial Television Signal Strength in the UHF Band

open access: yesJournal of High-Frequency Communication Technologies
This study examines the impact of atmospheric variables on the propagation of digital terrestrial television signals from Ogun State Television, located in Abeokuta, Ogun State, Nigeria, with a focus on the relationship between weather parameters and ...
Abolaji Okikiade Ilori   +3 more
doaj   +1 more source

UHF Band YIG-tuned Oscillator

open access: yesThe Journal of the Institute of Television Engineers of Japan, 1974
Koichi Ohwi, Fumiaki Okada
openaire   +2 more sources

Propagation effects by roadside trees measured at UHF and L-band for mobile satellite systems [PDF]

open access: yes
Propagation field tests were performed in Central Maryland and involved a helicopter and mobile van as the source and receiving platforms, respectively. Tests were implemented at both UHF (870 MHz) and L-band (1.5 GHz) during a period in which the trees ...
Goldhirsh, Julius, Vogel, Wolfhard J.
core   +1 more source

Propagation effects for land mobile satellite systems: Overview of experimental and modeling results [PDF]

open access: yes
Models developed and experiments performed to characterize the propagation environment associated with land mobile communication using satellites are discussed.
Goldhirsh, Julius, Vogel, Wolfhard J.
core   +1 more source

Home - About - Disclaimer - Privacy