Description
Interface Modules ( Keysight 81618A ) Following optical heads are used with these interfaces: 81620B Si, +10dBm to -90dBm 81623B Ge, +10dBm to -80dBm 81624B 5mm InGaAs, +10dBm to -90dBm 81626B InGaAs, +27 dBm to – 70 dBm 81628B InGaAs, +40 dBm to – 60 dBm The single-channel interface module is used to connect optical heads ( Keysight 8162x ) to the mainframes 8163A/B, 8164A/B or 8166A/B.