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Shadow loss

In telecommunication, the term shadow loss has the following meanings:

  1. The attenuation caused to a radio signal by obstructions in the propagation path .
  2. In a reflector antenna , the relative reduction in the effective aperture of the antenna caused by the masking effect of other antenna parts, such as a feed horn or a secondary reflector, which parts obstruct the radiation path.

Source: from Federal Standard 1037C and from MIL-STD-188

Last updated: 05-06-2005 20:03:41
Science Fair Project Encyclopedia Contents Page
10-26-2009 08:16:03
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details
Science kits, science lessons, science toys, maths toys, hobby kits, science games and books - these are some of many products that can help give your kid an edge in their science fair projects, and develop a tremendous interest in the study of science. When shopping for a science kit or other supplies, make sure that you carefully review the features and quality of the products. Compare prices by going to several online stores. Read product reviews online or refer to magazines.

Start by looking for your science kit review or science toy review. Compare prices but remember, Price $ is not everything. Quality does matter.
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