Positive polarization is available on all CW card edge connectors. A polarizing key, inserted into a V-slot located between any two contacts, fits into a corresponding .037 in. slot cut into the PC board.
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CW's Metal Sheilds for EMI/RFI protection are designed for easy and rapid assembly to our Metal-Faced Subminiature D-connectors. No supplemental fasteners or assembly tools are required.