Reply To: second optical modulator

[Doaa AliParticipant]

Thanks Sir for your response.
I got it from the attached paper. So I applied the second modulator to my set up for a multiplexing technique to make it Radio over fiber and it worked but unfortunately I did not understand it’s advantages.

Attachments:

1. 

   A-New-Hybrid-Architecture-of-RoFWDM-in-Optical-Network.pdf