Main public logs

Combined display of all available logs of GTMS. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 01:02, 8 December 2025 SandyMcGovern talk contribs created page The Microwave Trap (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...")