However it was the 1940s onwards that saw the seeds of technological development which would eventually produce the mobile phone that we know today. Motorola developed a backpacked two-way radio, the Walkie-Talkie and a large hand-held two-way radio for the US military. This battery powered "Handie-Talkie" (HT) was about the size of a man's forearm.
At 1930s you could make a call from landline to one of the atlantic liners source wiki join us on facebook.com/4fonecom |
No comments:
Post a Comment