रेडियोटेलीग्राफ इसके अंग्रेजी अर्थ का उदाहरण

ones since 1999 However, an FCC certificate for radiotelegraphy may still be obtained.

In January 1938 Mayer — cryptologist Marian Rejewski was to recall — "directed that statistics be compiled for a two-week [test] period, comparing the [quantities of Enigma-message] material solved, with the [quantities of] Enigma-enciphered material intercepted by the radiotelegraphers.

The set, capable of two-way radiotelephone and longer-range radiotelegraph operation, had been developed during World War One, but with the end of the war was now surplus.

Q code, a radiotelegraphy message code.

Precision detectors made for radiotelegraphy stations often used a metal needle instead of a "cat's whisker", mounted on a thumbscrew-operated leaf spring to adjust the pressure applied.

Therefore, it was the most common type used in commercial radiotelegraphy stations.

The silicon detector had some of the same advantages as carborundum; its firm contact could not be jarred loose by vibration, so it was used in commercial and military radiotelegraphy stations.

On 29 May 1902 he was operating this device, listening to a radiotelegraphy station.

In transoceanic radiotelegraphy stations elaborate inductively coupled crystal receivers fed by mile long wire antennas were used to receive transatlantic telegram traffic.