Discovery Semiconductors optoelectronic converter has photodiode current monitor

The Coherent Receiver Lab Buddy includes four linear PIN/TIA photoreceivers integrated with a dual-polarization 90° optical hybrid, designed to convert DP-QPSK optical data to differential electrical signals. Other features include automatic and manual gain control, adjustable differential gain, adjustable RF bandwidth, and a photodiode current monitor.
Discovery Semiconductors
Ewing, NJ
www.discoverysemi.com

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DP-QPSK 40/100 Gb Coherent Receiver Lab Buddy

Discovery Semiconductors’ Coherent Receiver Lab Buddy includes four well-matched Linear Balanced PIN/TIA Photoreceivers integrated with a Dual-Polarization 90o Optical Hybrid designed to convert DP-QPSK optical data to differential electrical signals. This versatile Lab Buddy has been developed for your Coherent Lab setup, whether it be an intradyne, homodyne or heterodyne format.

100 Gb DP-QPSK Bit Error Ratio and Constellation

Salient Features:
• Easy-to-use lab instrument.
• Automatic (AGC) and Manual Gain Control.
• Adjustable differential gain.
• Adjustable RF bandwidth for all channels.
• Photodiode current monitor for all photodiodes.

Applications:
• Dual Polarization I/Q Transmitter Characterization.
• Intradyne Link Testing.
• High Speed ADC and DSP Development.

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