Radiation Resistance, SWR and Resonance

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Radiation resistance is that part of an antenna’s feed point resistance that is caused by the radiation of electromagnetic waves from the antenna, as opposed to loss resistance which generally causes the antenna to heat up. The total of radiation … Continued

What is Return Loss?

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In telecommunications, return loss is the loss of power in the signal returned/reflected by a discontinuity in a transmission line. This discontinuity can be a mismatch with the terminating load or with a device inserted in the line. It is … Continued

VI8BOD Station

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The portable station set up at the old Qantas Hanger getting ready for a weekend of operation of the commemorative call sign VI8BOD The station has dipoles on 40 20 and 15 meters as well  a rotate able tri-band beam … Continued