yeÈkaùu

mqj;a m;a yereKq úg ó<.g furg ;yjqre jQ ck ixksfõok udOH jQfha .=jka úÿ,shhs. .=jka úÿ,sh ;dlaIKsl udOHls'tfy;a tys m%Odk jkafka yvh'thg uQ,sl jYfhka ukqIHdf.a yv|"fjk;a úúO yvj,a o wh;a fõ'ta ish,a, ksid mßÈ ixk,kh lr bÈßm;a lsßfï l,djla .=jka úÿ,sh wdY%s;j ìys ù ;sfí'f,dalfha iuyr rgj, fyda iuyr m%foaY j, fyda ckhd w;r b;d m%p,s; udOH jkafka .=jkaõÿ,shhs'thg tla fya;=jla kï ;ukaf.a fjk;a ld¾hhka w;r .=jka úÿ,s jev igyka Y%jkh lsÍug we;s yelshdjhs'

.=jka úÿ,s udOHfha b;sydih

.=jka úÿ,s udOHh f,djg yÿkajd§fï f.!rjh w;am;a lr .kafaka b;d,s cd;slhl= .=.a,sfh,afuda udfldks úiskah'Tyq úiska È.=l,la ;siafia mshjr lsysmhla Tiafia bßhg .sh .=jka úÿ,s m¾fhaIKhkays ;SrKd;aul lv bu f,i ie,flafka  1920 jk úg ,nd.;a ch.%ykh hhs ie,lsh hq;=h'ta iïnkaOfhka Bg fmr;=j úúO m¾fhaYlhka l, fidhd .ekSïo ud¾fldaksf.a fidhd .ekSug miqìu ilia lf<ah'

        Yíoh tla ;ekl isg ;j;a ;eklg .uka lrjd wikakg we;s yelshdj mS<sn| isÿ flreKq m¾fhaIK fuu m¾fhaIlhkaf.a wdrïNh nj fmfka'1873 muK jk úg fN!;l úoHdj ms<sn| m¾fhaIlhl= jQ bx.%Sis cd;sl uydpd¾h fcïia la,dla uelaiafj,a idudkH Yío ;rx. úoaHq;a pqïNl ;rx. Njg m;a lsÍu ms<sn| w;ayod n,d muKs'

        1888 jk úg c¾uka cd;sl yhskaßla y¾Üia Yíoh yd uqiqjQ pqïNl Yla;sh tlafldg úiqrejd,Su i|yd jk g%dkaiaógrh ks¾udKh lsÍug mqfrda.dó ù isáfhah'

        1890 § m%xY cd;sl tâjâ n%eka,s úiska Yío ix{d tla reia lr.; yels k,hla ksYamdokh fldg ;snqKs'

        udfldaks úiska jeäÈhqKq lrk ,oafoa by; fidhd .ekSï mokï lr.;a ix{d heùfï l%uhhs'

        1966 § cqks ui 02 od ;ka;= rys;j ix{d .uka lrúh yels jh¾,ia fg,s .%d*a kj l%uh fidhd .ekSfï ks, ysñlrejd f,i .=.a,sfh,afuda udfldaks b;sydihg tlaúh'

        Bg fmrd;=j fidhdf.k ;snQ lïì wdOdrfhka mKsúv yqjudre lsÍfï l%uh fjkqjg ìys jQ fï w¨;a l%uh jh¾,ia ^wireless) l%ufha wdrïNh úh'1998 BiaÜ f.dâúka keue;s fk!ldjg fuu jh¾,ia WmlrKhla iú lsÍug udfldaksg yelsúh'ta ;=,ska kefõ isg ie;mqñ 12 ÿßka msysá m%§md.drhg mKsúv túh yels úh'1899 § tu kej fjk;a úYd, kejl .eà wk;=rg m;a jQ úg m%§md.drh fj; mKsúvhla heùug yels ùu ksid Ôú;drlaIl fndaÜgq f.kajd keúhkaf.a Ôú; fírd .ekSug yels ù ;sfí' fuf;la j¾Okh Ö ;snQ fg,s .%d*a l%uhg jh¾ Ndú;h wjYH ù ;snQ kuq;a lïí rys; .=jka úÿ,s ;rx.j,ska ufydamldßS m%;s¿, ,nd .ekSug yels úh' 1901 jk úg ÿria: ia:dkj,g mKsúv heùfñ yelshdj j¾Okh fjñka mej;=ks' reishdfõ mSg¾ian¾.ka úYajúoHd,fha o .=jkaúÿ,s m¾fhaIKj,g tla ù isáfhah'

Poin to point singnalling fyj;a tla ;ekl isg ;j;a ;eklg ix{d heùfï l%uh jvd;a úêu;aj werUqfka 1897 § udfldaksf.a m%Odk;ajfha wrUk ,o Wireless Teligraphna Singnally Company kï jQ wdh;k ìys ùu;a iu.h'

        f¾äfhda fg,sm;s fyj;a jh¾,ia u.ska ;rx. fkdfjkiaj .uka lsÍfï l%uh fidhd .kakd ,oafoa 1902 È fvkaud¾la cd;sl ú,eâud¾ mjq,aika úisks'tfy;a tu j¾Yfha§u weußlka cd;sl wd¾'ta' f*ikavka .=jka úÿ,s ;rx. u.ska ie;mqula ÿrg ñksia lg yv heùu fidhd.kq ,eìKs'tf;laa mKsúv hjk ,oafoa ieuqfj,a fuda¾ia úiska fidhdf.k ;snQ fudia ix{d moaO;sh u.sks'1906 § foieïn¾ 24 Èk f*ikavkaf.a l;dj yd fjk;a ix.S; fldgiao ie;mqñ ish .kkla ÿr úysoúKs'1906 jk úg ie;mqï ishhla ÿrg mKsúv heùug yelshdjla .=jka úÿ,s udOHh i;= úh'tla ;eklska ;j;a ;eklg ^ Poin to point & l%uh ÈhKq lrk ,enqfõ weußldkq úoHd{ ,Sâia f*driaÜ úisks'

1908 jk úg .=jka úÿ,sh ckudOHhka njg m;a ùu werö ;snqKs'm%:u f,dal hqoaOh fuu udOHfha n,j;a lu meyeÈ,s l, idOlhls'.=jka úÿ,sh úoHdfõ uysuh m%lg l< fuj,ula úh'ksfjia j,g .e,fmk uekúka ksmojk ,o .=jka úÿ,s hka;% flfrys uyck m%idoh j¾Okh úh'.=jka úÿ,s hka;% Ndú;d lsÍu i|yd n,m;% ,nd .ekSu o wjYH jQ lreKls'

fu,iska 1920 jk úg .=jka úÿ,sh m%n, ckudOHla f,i iudc .; jkakg mgka f.k ;snqKs'

úêu;a .=jka úÿ,s jevigykla uq,a jrg bÈßm;a lr we;af;a 1920 § reishdfõ mSg¾ian¾.a irúfhah'weßldfõ .=jkaúÿ,s bxðfkarejl= jk *Ekala fldkafr*a ffoksl jev igyka ud,d .=jka úÿ,shg yÿkajd ÿkafkah'

f,dj mqrd .=jka úÿ,s fiajd ìys úh'1923 wjidkh jk úg weußldfõ 600 lg wêl .=jka úÿ,s fiajd mej;=Ks'ksjrÈ ixLd; fjka lsÍula fkdjQ neúka tla tla kd,sld ix{d tlsfkl ñY% ùu ksid Y%jkh lSÍfï wjq,a iy.; ;;a;aj mKsúv .%ykh lr .ekSug m%n, ndOdjla úh'kdúl .=jka yd hqO yuqod úfrdaaOh ksid 1902 § fjïia*¾âys udfldaks .=jka úÿ,s uOHia:dkh ;ykï lrkq ,eîh'miqj kej;;a 1922 ckjdß 03 jeksod udfldks .=jka úÿ,s m%pdrhka lsÍu i|yd ;=me,am;s jrhd úiska h,s;a wjir fokq ,eîh'

.=jka úÿ,sh mjkajd .ekSu ms<sn| uq,ajrg iuq¨j 1908 § n¾,s;a k.rfha§ meje;ajqKs'.=jka úÿ,s uOHia:dk wdrïN ùfï ixLHdj by< hdu u.ska Woa.; jQ .eg¨ md,kh lsÍu i|yd 1927 .=jka úÿ,s mk;la iïu; lrf.k ;sfí'fï mk; u.ska ms<s.;a m%uqL;u lreK jQfha .=jka úÿ,sh uyckhdg wh;a jQ njhs'tfiau ixLd; fnod .ekSu ms<sn|j we;s ù ;snQ w¾nqo iu;hlg m;alr .ekSugo rdcHg mq¨,a n,;, mk; u.ska ,nd fok ,eîh'

1934 § f*vr,a ixksfõok mk; iïu; úu'.=jka úÿ,shg w|d< kS;s iïmdokh "mßmd,k ld¾hh ia:djr f*vr,a ixksfõok fldñiu u.sla isÿ flreKq ,eîh'

තොමස් අල්වා එඩිසන්

ග්‍රැහැම්බෙල්

1933 § weußldkq cd;sl tâjâ fydajâ wdïiafgdaka.a ^Edwin Howard Amstrong&úiska t*a'tï ;rx. ud,d fidhd .kq ,eîh'fuu úia:drk uQ¾ck ^Frequency Modulation& t*a'tï ;rx. tf; la mej;s ;rx. j,g jvd .=Kd;aul úh'fï u.ska WÉp yd wju (Higher and Lower) ixLHd; j,ska hq;a .=jka úÿ,s mKsúv f.k hdug iu;a úh