Wilson 859992. Brand New.. The Wilson 859992 is a 75 ohm lightning surge protector with F-Female connectors. This device features a replaceable gas discharge element and protects amplifiers and boosted devices from power surges caused by lightning strikes to antennas mounted outside. It attenuates signal by 0.2 dB. It is recommended for all 75 ohm Wilson installations, particularly building or fixed installations... 859992