ED-WDM Series – WDM Components, WDM Systems and Bragg Gratings:

ED-WDM Series is a modular range of four kits investigating, analysing and characterising Wavelength Division Multiplex (WDM) components, Dense WDM (DWDM) Systems, 1310/1550nm WDM Systems and Bragg Gratings.

Experiments Examine:

WDM Components:
• Insertion losses, backreflection / return loss, isolation / extinction ratios of series of WDM components
• Component wavelength characterisation
• ITU Grid DFB Laser LVI characteristics
Bragg Gratings Ext:
• Grating characterisation
• Bragg grating spectral behaviour
• Temperature tuning a grating
• Temperature sensitivity and role as a sensor
1310/1550 WDM Systems Ext:
• Component performance at 1310nm & 1550nm
• Fibre attenuation & length measurement
• Estimate of fibre chromatic dispersion at 1550nm
• Characterisation of a 2-channel 1310nm & 1550nm WDM system
DWDM Systems Ext:
• Characterisation of a 2-channel DWDM system (4-channel option available)
• Channel add/drop & system crosstalk / channel isolation
• Wavelength drift effects on DWDM crosstalk
• Influence of system crosstalk on the Eye Diagram / BER in DWDM Systems

 Also available:

BER(COM) – Bit Error Rate & Eye Diagram Extension Module