Product Description
Pico Macom GRB-1HRL 3 GHz High Frequency Grounding Block Single Port Ground Block DIRECTV Approved Coax Cable F Type Satellite TV Antenna Voltage Protect Connection Mount Outdoor Dish Digital Video Signal, Part # GRB1HRL
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.