Ian Poole

Electronics Notes, now incorporating Radio-Electronics.com provides radio & electronics tutorials and notes covering basic electronics concepts, components, radio technology, constructional techniques, ham radio, & electronics history…
Electronics Notes is written and run by Ian Poole

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Marconi's Magnetic Detector

The magnetic detector, often called Marconi's Magnetic Detector, was widely used in early wireless systems where it was far more sensitive and robust than the coherer. It performed well on ships, and was used for Marconi's first Transatlantic transmission.