Showing posts from February, 2016
![Friis Transmission Equation: Received Power, Antenna Gain & Far-Field Condition]()
Friis-Transmission equation
The Friis-Transmission equation relates the power received to the power transmitted between two antennas separated by …
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Md. Tahrimur Rahman
February 20, 2016
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![Antenna Field Regions: Reactive Near-Field, Fresnel & Fraunhofer (Far-Field)]()
radiation pattern
The space surrounding an antenna is usually subdivided into three regions: reactive near-field radiating near-field (Fr…
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Md. Tahrimur Rahman
February 16, 2016
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![Diode Switching Transients: Turn-On and Turn-Off Explained]()
semiconductor physics
The pn junction is typically used as an electrical switch. In forward bias, referred to as the on state, a relatively…
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Md. Tahrimur Rahman
February 01, 2016
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