Product Description
Steren 200-276 2.5 GHz Grounding Block Single 3 GHz High Frequency DIRECTV Approved One Port Coax Cable F Satellite TV Antenna Voltage Protect Connection Mount Outdoor, Part # 200076
DIRECTV Approved 3 GHz High Frequency Ground Block!!!
This ground block is used to ground coax cables from a multi-switch, satellite dish or outdoor antenna. Used to ground and help protect fragile electronics such as satellite receivers and televisions from damaging lightning strikes and power surges.