Ngelixa iilinge zokulinga ngamanye amaxesha zinokubonakala zingaqhelekanga, kukho imbali elandekayo ebonisa ukusetyenziswa gwenxa kwegama likaRoger.
Ngeentsuku zokuqala zokuhamba ngenqwelomoya, xa kwakungekho mgangatho wonxibelelwano phakathi kweenqwelomoya, kwakuyimfuneko ukuphuhlisa into ekhawulezileyo nenempumelelo yokuphendula imiyalelo.
Idibeneyo: Umhambi wenqwelomoya kunye neapos; iifoto zibonisa icala labakhweli baseVirgin America abakhwela ngokufuthi
Phambi konxibelelwano ngelizwi, abaqhubi beenqwelomoya basebenzise ikhowudi ye-morse kwaye endaweni yokufumana umyalezo ukuba ufunyenwe basebenzise umfutshane kwaye bacofe nje r (amafutshane amafutshane). Ngomnyaka we-1915, abaqhubi beenqwelo-moya baqala ukwenza utshintsho kwi-morse code wireless telegraphy ukuya kumyalelo wezwi. Nangona kunjalo kwakungekho ngo-1930 Unxibelelwano lwerediyo yelizwi lwaba ngumgangatho wabaqhubi beenqwelo moya.