A tool to help ham radio, CB, and other radio users to create antennas of various types. Calculations available for dipole, vertical (1/8, 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, and full wave), inverted vee, quad loop, delta loop, and yagi. Simply enter the frequency, select the antenna type, and all necessary calculations are displayed.
The IP730D series is an innovative hybrid IP radio with licensed professional radio mode for local and nationwide communications. Read more
A balloon experiment by Warsaw University of Technology is planned to lift off on September 12, carrying a unique very-low-frequency (VLF) 210-meter l... Read more
https://www.youtube.com/watch?v=O_0sqZIjiCc Read more
At 01:02 GMT on September 2 a cross band FM amateur radio repeater with a downlink on 437.800 MHz was activated on the International Space Statio. The... Read more
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