Philips PH61033 Gold Plated F-Connector Terminator Caps2 Pack ConnectorCoax Cable 75 Ohm FComponent Jack Digital Audio Video Signal, Impedance Matching, Part #PH-61033
Terminating Caps are used when you have open 75-ohm jacks that are not being used. The terminating caps prevent the loss of signal that will escape through an open jack.
Instructions: