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Relative directivity factor

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Not to be confused with Radio direction finding (also RDF and also antenna-associated)

Relative Directivity Factor (RDF) is a figure of merit for radio receiving antennas;[1] it is the antenna gain in the forward direction is divided by the gain in all other directions. It is also called the Signal to Noise Improvement Factor (SNIF).[2]


The main article for this category is Antenna (radio).
  1. ^ Lee Strahan. "Low Band Receiving Antenna Comparisons". Retrieved 2018-02-16.
  2. ^ Lee Strahan. "Receiving Antenna Comparison Chart". Culver, OR: Hi-Z Antennas. Retrieved 2018-02-16.
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