Blood: The familiar red fluid in the body that contains white and red blood cells, platelets, proteins, and other elements.The blood is transported throughout the body by the circulatory system.lood: The familiar red fluid in the body that contains white and red blood cells, platelets, proteins, and other elements.
VHF (Very High Frequency). Electromagnetic waves with the frequency range from 30MHz to 300MHz are called VHF. VHF band is sandwiched between HF (High Frequency) and UHF (Ultra High Frequency) bands in spectrum. Television broadcast and FM radio broadcast (usually utilizes the 88MHz â 108MHz range) are two major uses of VHF.
VHF, in full very high frequency, conventionally defined portion of the electromagnetic spectrum including any radiation with a wavelength between 1 and 10 metres and a frequency between 300 and 30 megahertz. VHF signals are widely employed for television and radio transmissions. In the United States and Canada, television stations that broadcast on channels 2 through 13 use VHF frequencies, as do FM radio stations.