and then between characters there will also be three so between total of three units and then between words there will be Sun units of quiet time so that way you can encode every character alphabet all numbers and all I need to be able to do is send dots and dashes or short and longer signals and pauses be able to get everything across and people use that before before telephones time to go up Telegraph where they could send information across this way so some of the things you can already see here the letter A as a relatively short encoding