wilmington help

[frank125]

hello any thoghts on this one. i have the 996 and the gre-500 close to each other 996 has stock antenna the 500 has rs 800mhz the uniden is picking up wilm while the 500 is not, even whem there seperated the 500 still does not pick up. when i get close to newcastle the 500 will pick up just not at home in newark any thoughts as to why this is happening thanks in advance