Starting from small electric ring this wireless color does not stop the root of Martinis, is just that he began to invent the telegraph or wireless radio that we called "telegraph".Until development phase of the signal can be sent to accumulate until radio and telegraph in range 1 miles. and be able to send signals across the mountains high, it is a success, but not that the success of this session will be wireless barriersbut does not receive the attention until the root of martinis and look to offer this piece of work to be used by the British, and telegraph radio signals through the strait English. In addition, there are a number of people who are not less impressive results in the root of the Tamar.As a result, which is very important to an era of communication such as the present is not up-to-date also