Product Description
VANCO 3 GHz Ground Block Dual High Frequency Coax Cable F Type Ground Block Prevents Damage to Satellite TV Antenna Voltage Protect Connection Mount Outdoor Dish Digital Video Signal, Part # PVGB2HF
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. Rated 2.25 GHz.