BNC to VGA Cable Selector and Usage Guide

If your connectors are as shown in the diagram below:

      

Pigtail adapters are used to convert connection type in use with a long run of another cable.  In the image shown below, it is used in conjunction with a standard VGA cable run.  The converter can be used at the source or at the display.

 
                                     VGA Male to Male Cable

You need cables with connectors as shown below:

      

Alternate cabling options

DC HD15F5BM1 VGA Female to BNC Plug Pigtail