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Donald Lewes Hings: A Brief History

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Donald Lewes Hings: A Brief History
In 1939, Donald Lewes Hings is a Canadian who invented a portable radio signaling system called “packset” or "Walkie-Talkie". At that time, Canada declared war on Germany and he redevelop his new invention for military use. It is very simple connection by using the microphone and speaker connector of every radio. It helps the soldiers can contact with each other to exchange information and in emergency cases. It takes an important role in the military during the war. It helps the soldiers to be able to receive the messages secretly and
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