The mineral have ability to detect radio wave?

Situation where it impossible to use traditional wire telegraphy-ship to ship and ship to shore communication. Who scholar this statement refer to?

During 1906, the first time tested to send out human voice. Who scholar this statement refer to?

SUKE TV under which management/organization?

To ensure the performance of responsibility of a successful media manager, this is referring to________ management approach.

The weakness of Galena

First scholar introduce radio wave?

What is the example of Low level management in Broadcast Media?

Refer to intellectual ability and intelligence in making decision

Ability or skill human aspects, skill to interact as a leader with subordinate