Haystack Radar
Haystack Radar
Haystack Radar
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Properties of Waves<br />
Constructive vs. Destructive Addition<br />
Σ<br />
Σ<br />
Constructive<br />
(in phase)<br />
Partially Constructive<br />
(somewhat out of phase)<br />
Σ<br />
Σ<br />
Destructive<br />
(180° out of phase)<br />
<strong>Haystack</strong> 2003-19<br />
AJC 7/20/11<br />
Non-coherent signals<br />
(noise)<br />
MIT <strong>Haystack</strong> Observatory