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TEST: Ask FOC
How Can Some Patch Cords Show ‘Gain’?
QUESTION:
When measured on my properly calibrated IL/RL meter, some of my patch cords show ‘gain.’ How can this be possible? Since a patch cord cannot have gain, is there something wrong with the instrument?
ANSWER:
If your IL/RL meter is properly...
Read MoreFor Benchtop Microscopes, What Types of Contamination Are They Best Suited to Identify?
QUESTION:
For benchtop microscopes, what types of contamination are they best suited to identify?
ANSWER:
Cleanliness can describe both permanent defects (example: cracks) and loose contamination defects (example: dirt, dust, cleaning solvent...
Read MoreDifferent Types of Standards for MT/MPO Measurements Using Interferometry
QUESTION:
What are the different types of standards for MT/MPO measurements using interferometry?
ANSWER:
There are two types of IEC standards for MT/MPO measurements using interferometry.
The first is the “Measurement Standard” and its primary...
Read MoreHow to Decide Which Passive Component Tester to Purchase
QUESTION:
How do we decide which passive component tester to purchase?
ANSWER:
The passive component tester (PCT) – must be correctly configured by the seller to support your product requirements. Start by answering these 7 foundational questions....
Read MoreFor Bi-directional Testing: Run the Test in Both Direction and Not Have to Swap the Cable and Run the Test Again?
The Importance of Measuring Insertion Loss and Return Loss
QUESTION: Why is it important to measure Insertion Loss and Return Loss?
ANSWER:
It’s quite simple: Your customers demand it. Your customers need to know that you’ve tested every fiber optic jumper and cable and have acquired accurate IL/RL measurements...
Read MoreDifferences between Viavi Sidewinder and Sumix Manta
QUESTION: Fiber Optic Center promotes/sells the Viavi Sidewinder but I have heard that some people are using and happy with the Sumix Manta. Do you also sell that or know the differences between them?
ANSWER:
FOC has selected the Viavi...
Read MoreErrors Made in the Termination Processes Detected by Subsequent Production-Line Tests / Measurements
QUESTION: Can the errors made in the Termination processes be detected by subsequent production-line tests / measurements?
ANSWER:
The processes involved in Termination play a CRITICAL role in determining the long-term reliability of the product, and more...
Read MoreWhen Bi-Directional Makes Sense
QUESTION: When does Bi-Directional make sense?
ANSWER:
Bi-Directional make sense if you can use the launch and receive test method and your jumps have the same connectors on each end. Some good product types for this are MTP to MTP jumps and large...
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