... ,47~2600MHz Satellite TV & Digital TV Direct Modulated Optical Transmitter , adopt high linearity DFB laser, modulated directly ... can work together with EDFA, YEDFA to amplify the optical power. It can be compatible with any FTTx PON ... Cooling DFBA1310, A1550, A15--B typeNon-cooling DFB with optical isolationB1310, B1550Operating Wavelength(nm)130013101320A1310, B1310153015501563A1550, B1550ITU-GA15 ...