ROF-DML letoto la li-analog wideband direct-modulated optical emission module, tse sebelisang mochini o phahameng oa linear microwave direct-modulated DFB laser (DML), mokhoa oa ho sebetsa o hlakileng, ha ho na amplifier ea RF, le taolo e ikemetseng ea matla a motlakase (APC) le potoloho ea ho laola mocheso o itekanetseng ( ATC), Sena se tiisa hore laser e khona ho fetisa matšoao a microwave RF ho fihla ho 18GHz libakeng tse telele, ka bandwidth e phahameng le karabelo e bataletseng, e fana ka puisano e phahameng ea mohala bakeng sa mefuta e fapaneng ea lisebelisoa tsa microwave tsa analog. Ka ho qoba tšebeliso ea likhoele tse turang tsa coaxial kapa li-waveguides, moeli oa sebaka sa phetisetso o felisoa, ho ntlafatsa haholo boleng ba lets'oao le ts'epahalo ea puisano ea microwave, 'me e ka sebelisoa haholo ho kabo ea mats'oao a se nang mohala, nako le litšupiso, telemetry le mehala ea ho lieha le tse ling. masimo a puisano ka microwave.