• ???? ??? (?? ????). ????. ???? ??????? ?? ????? ????. ???? ????? ??? ?? ??????.????? - ????????? - ????? - ?????????? - ?????????? (??? ???????????) - ?????????? (???) - ????? (?????) - ??????? - ??????? - ????????? (????) -????????? ?? ?????? ??????? ????? ??????????? ????????? ?? ??????Cooke, an ex-BBC electrical engineer, was keen to experim