Demonstration of standing waves on a string. How the standing waves are generated, harmonics and more is explained here.
By James Dann for ck12.org CC-BY-NC-SA
Scott Davis, N3FJP, perhaps best known for the ARRL Field Day software that bears his call sign, has developed a free logging program for ARRL’s Happy... Read more
Source: AMSAT UK Es’hail 2 is a geostationary satellite which will carry two amateur radio transponders. The launch of the Es’Hail-2 satellite into a ... Read more
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