ARLA/CLUSTER: Disseram a Marconi que a curvatura da Terra impossibilitava QSO´s a mais de 200 milhas (322 km) entre dois pontos.

[João Costa > CT1FBF]

Why Marconi’s genius was on a different wavelength

The Daily Gazette reports this June will mark exactly 100 years since
the world’s first public broadcast took place in Chelmsford, Essex

The newspaper says:

It was June 15, 1920, when Australian opera star Dame Nellie Melba
sung down a microphone at the Marconi works in New Street.

She belted out two arias in her famous trill. By the time of her
second broadcast a few days later, the great diva’s warbles were being
listened to across Britain, and as far away as New York.

Italian physicist and radio pioneer Guglielmo Marconi was used to
being a leader in his field.

In December 1901 he had succeeded in sending the first radio
transmission across the Atlantic Ocean, disproving detractors who told
him that the curvature of the earth would limit transmission to 200
miles or less.

Read the full story at
https://www.gazette-news.co.uk/news/18230675.marconis-genius-different-wavelength/