As part of a WWVB modernization program in the late 1990s , the decommissioned WWVL antenna was refurbished .
As part of a WWVB modernization program in the late 1990s , the decommissioned WWVL antenna was incorporated into the current phased array .
As part of a WWVB modernization program in the late 1990s , the decommissioned WWVL antenna was refurbished and incorporated into the current phased array .