Pulse MZ modulator bias controller

Exail pulse mz modulator bias controller circuit board
7 mbc

It is well known that the inherent drift of Mach-Zehnder modulators is caused by aging and environmental variations. Thus, when the modulator is used for optical pulse generation (MIN bias point operation), the modulator drift causes a radical optical pulse extinction ratio loss.

Exail MBC-DG-LAB Modulator Bias Controllers (MBC) is designed to compensate the drift and maintain with an exceptional accuracy the modulator bias point to reach a very high optical pulse contrast value and stability.

The MBC-DG-LAB is an automatic bias controller specially designed to lock the operating point of LiNbO3 Mach-Zehnder modulators and ensure a stable operation over time and environmental conditions. The MBC-LAB benefits of an Auto-set operation for the IN mode resulting in a simplified use.

Exail mbc dg lab

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In-Stock MBC page

Features

  • Auto-set bias points (MIN, MAX, QUAD ±)
  • Control of any bias points from modulator transfer function curve
  • Continuous tuning of the operating point
  • USB remote control
  • Operating wavelength: from 760 nm up to 2200 nm
  • Locking accuracy @Quad: 90 ± 0.5 degree
  • Extinction ratio at MIN mode: 50 ± 0.05 dB
  • LiNbO3, InP, GaAs modulators
  • Digital modulation schemes NRZ, RZ, DPSK,…
  • Pulse applications
  • Analog applications

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TN - Introducing Exail MBC

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