Reply To: BER always 1 in coherent 4QAM

[Duy Le NguyenParticipant]

Hi Quang Hoang, are you okay with your problem?
I don’t have Optisystem here on my computer. So I cant remember the option to resolve this problem.
If you want me help, you can email to me at zzdragonzz291@gmail.

Regards!