Field Tools
Practical calculators for the truck and the lab
Your Tools
All Tools
Fiber Color Lookup
Visual tube chart that highlights the correct tube and fiber for any number.
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Panel Lookup
Find tube color, fiber color, and panel position from any fiber number.
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OTDR to Real-World Distance
Convert OTDR readings into real-world ground distance by accounting for helix and slack.
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Bi-Directional Event Locator
Find the true event location and average loss from shots taken at both ends.
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Allowable Loss Calculator
Quick loss budget for 1310 / 1550 nm with editable fiber, splice, and connector values.
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Quick Conversions
Length, power, averages, attenuation, and receive power - instant offline helpers.
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Basic Calculator
Simple field arithmetic with Copy and Save to Notes.
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Use offline in the field
Install this site as an app on your phone so the tools and charts stay available even with weak or no signal.
Android (Chrome): Menu - "Add to Home screen" or "Install app"
iPhone (Safari): Share button - "Add to Home Screen"
Install this site as an app on your phone so the tools and charts stay available even with weak or no signal.
Android (Chrome): Menu - "Add to Home screen" or "Install app"
iPhone (Safari): Share button - "Add to Home Screen"