Show forefathers OF RADIO by GEORGE LEWIS of the cir it ir I 1 no oue one had succeeded in demonstrating liow flow liertz dasco discoveries cries could be mado made the basis of a practical pi action ib lern the waves created by hertz devoted ills his attention to the leva lem the waves nines created by ilitch rude crudi ratus could only be duteck ell lit itt short distances from the rat ratus us it nece binl itra r that lint two things ill he done before licit auld boulo tip lie adapted to practical ss tt ti ilist first it vins IMI to ir denise some more powerful of if HIP arid nii seco 11 1 ili li better denice lp lr thaia UK 11 1 1 simple noro arc loop inid and park gal that lir it lidil had xi ii i d I had to be ont I 1 1 aaront c alved luth both of these pra kinli li tiia Q G marconi very early in ills his experiments experiment marconi made the lie discovery that if oil our terminal of the transmitting or receiving apparatus were connected to the earth and the other end necked to a metal plate or wire sus su high in the air the ronge range over which transmission arid and recep lin timi could lie be accomplished would be multi plied piled many times marconis Alar conis earth connection ls known today as tile pound bound and his suspended wire or plate Is what we I 1 now as an ner lal or in ili the line of detecting detect ing device aw improved Impi oved nn instrument first thought of 0 by branly and known as the co lierer tills instrument Is ili a re lay en aliling thir the feeble brateng electric current set up lip in ili the re celing cire tilt by the waves to release rel easi from a local battery isy fly indans incans of these improvements Alar coul wit able to lu blut nl ut ninny suek K lul fill 1 of practical in lil telegraphy in ill Ilig hlin it in isil rier manent stations lons were ortall limited for between alum buy arid Bourne bournemouth mouth a distance of 1411 14 nilles A year later ion was maintained be giveen england liri Klund arid france |