DL man is all about fiber optic systems
Chuck Collins may be one of the few people in town who not only know what an optical time-domain reflectometer, is, but knows how to use one.
For Collins, a Detroit Lakes native who splices and tests fiber optic cable, the optical time-domain reflectometer, or OTDR for short, is a tool of the trade.
He uses it to check his finished work and ensure the quality of his splices.
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