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How to Open a SOR OTDR File: Software and Online Tools
A SOR file stores OTDR trace data. Learn what it is, why Windows can't open it by default, and the software and online tools that view and analyze it.
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How to Use an OTDR Tester: Step-by-Step Guide
How to use an OTDR tester: cleaning, launch cables, setting pulse width and parameters, running the acquisition, and reading the trace.
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How to Use a Fiber Optic Tester: Loss Testing Explained
How to use a fiber optic tester (power meter and light source) to measure insertion loss: cleaning, wavelength matching, referencing, and reading results.
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How to Test Fiber Optic Cable Without a Tester
How to test fiber optic cable without a full tester: visual inspection, a visual fault locator, safe continuity checks, and the limits of these methods.
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How to Use a Network Cable Tester (Ethernet Testing Guide)
How to use a network or Ethernet cable tester: the T568A/T568B standards, step-by-step testing, reading the wiremap, and when you need more than continuity.
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How to Use a LAN Cable Tester: Step-by-Step Guide
Learn how to use a LAN cable tester to verify Ethernet cabling: continuity, wiremap, reading results, and fixing common faults, step by step.
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How to Make a Fiber Optic Light Source for Testing
How to build and set up a fiber optic light source for testing: core components, step-by-step setup, referencing, wavelengths, safety, and common mistakes.
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How to Use a One-Click Fiber Cleaner: Step-by-Step Guide
A step-by-step guide to using a one-click fiber cleaner correctly for connectors in adapters and on patch cords, plus troubleshooting and care tips.
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Fiber Optic Cleaner Pen: How to Use It Correctly
How to use a fiber optic cleaner pen (one-click cleaner) correctly for connectors in adapters and on patch cords, with technique, tips, and troubleshooting.
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How to Clean Fiber Optic Cable Ends the Right Way
Learn how to clean fiber optic cable ends: both connector end faces and bare fiber, with the right method, tools, and inspection at every step.
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