AN-145 Measuring ILRL and Verifying Polarity
AN-145 Measuring Insertion Loss and Return Loss and Verifying Polarity Overview Polarity testing and Insertion Loss (IL) testing are crucial steps in the production and assessment of multi-stranded fiber optic cables. With certain setups, IL can be measured while verifying polarity. The IL test measures the amount of light lost when traveling through the DUT […]