Tester for telephone line – Pro’sKit

By on September 25, 2019
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Portable instrument that allows you to check the condition of the telephone line by means of multi-colored LED signaling. The signaling identifies the line voltage, polarity or any interruption. Double socket with RJ11 plug and RJ11 jack


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About Boris Landoni

Boris Landoni is the technical manager of Open-Electronics.org. Skilled in the GSM field, embraces the Open Source philosophy and its projects are available to the community.

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