The Microwave Trap: Revision history

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8 December 2025

  • curprev 01:0201:02, 8 December 2025 SandyMcGovern talk contribs 4,168 bytes +4,168 Created page with "<br><br><br>In 1964, Arno Penzias and Robert Woodrow Wilson while investigating noise in a satellite horn antenna at Bell Labs, Holmdel, New Jersey discovered cosmic microwave background radiation. Antennas used include short whip antennas, rubber ducky antennas, sleeve dipoles, patch antennas, and increasingly the printed circuit inverted F antenna (PIFA) used in cell phones. Prior to the 1980s microwave devices and circuits were bulky and expensive, so microwave freque..."
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