This photo shows the female version of an analog VGA plug, also known as a DB15 plug. Many computer monitors, and some TVs and projectors use this type of plug. Screws or nuts on the plug ensure that the cable does not inadvertently come loose.
The reason it’s The Barbell Effect, not The Lollipop Effect, is because of the primal truth powering the analog bell: 100% of customers demanding digital are themselves 100% analog. ...
By Jim Blasingame, Contributor. Forbes. Sat, 18 Feb 2017 11:18:00 -0500.