INTERCONNECT: Ask FOC

The Networks That Use ST Connectors

Question: What networks are ST Connectors used in? Answer: The ST Connector, due to its mating method, was primarily used in datacom. Its 2.5mm ferrule matches well with FC and SC Connectors. Though LC and MPO Connectors are preferred in modern networking, the ST...
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The Ideal Connector for Single-Mode Fibers

Question: What is an ideal connector for single-mode fibers? Answer: The FC Connector screw-design and alignment key make them ideal for single-mode fibers. FC Connectors pioneered low loss (below 0.5dB) for single-mode fibers without active alignment by utilizing...
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MT Ferrules for MPO or MTP® Connectors

Question:  Is the MT Ferrule for the MPO or the MTP® Connector? Answer: The MT Ferrule is central to both MPO and MTP® Connectors. Also called Mechanical Transfer Ferrule, it is made from glass-filled polymer, allowing for multiple fibers (12 to 16) to be...
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Why FC Connectors Are Not Used in High-Density Applications

Question: We were told that FC Connectors should not be used in high-density applications. Is that true? If so, why? Answer: FC Connectors are less favored in modern networks due to the cumbersome screw mechanism, which is less suitable for high-density...
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Advancements in Connectivity Important and New Designs So Inevitable

QUESTION: Why are advancements in connectivity important and new designs so inevitable?   ANSWER: For years, connectivity in the cable industry was considered a “throw it over the wall” issue with a focus on leaving the problem to others who then became...
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Common Connector Issues to Be on Alert For

QUESTION: What are common connector issues that we should be on alert for?   ANSWER: 5 common connector issues include: Connectors with high Return Loss Connectors with no light transmission Connectors with intermittent and non-repeatable...
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The Advantages of SMA Connectors Over Others

QUESTION: What are the advantages of SMA connectors over others?   ANSWER: There are advantages that SMAs have, which are not shared by their more modern and recent connector-style cousins: Doctors are familiar, and comfortable, working with SMAs on...
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Options for Troubleshooting Why a Connector Failed

QUESTION: How many options are there for troubleshooting why a connector failed?   ANSWER: There are 4 diagnostic methods that can help to troubleshoot why a connector failed. They are: In-house optical diagnostic process and tools X-ray inspection...
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Ideal Fiber Height for Fiber Optic Connectors: How to Figure That Out

QUESTION: How can we figure out the ideal fiber height for fiber optic connectors?   ANSWER: In reality, there is no ideal fiber height. I recommend aiming for a target fiber height of +/-20 nanometers. I have personally pursued the question – What is the...
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What Industries Need a Fiber Optic SMA Today?

QUESTION: What industries need a fiber optic SMA today?   ANSWER: If you remove the communications applications and markets for fiber optic connectors, what is left?: something less than .1% of the market. What are the applications? Medical: laser...
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