midland wr120... noaa signal keeps flashing

did all my checking with noaa and all the transmitters in my area are in all working order.... this is the 2nd weather radio of the same type that has failed in the same way... midland did warantee the first one ... now the 2nd one the same way???? i did tear into both of them and foud the { white crusty's} a.k.a corrosion!!! talked to midland tech. and they had no answers... id like to fix if i can but if no fix is possible then in the trash it go's and NO MORE BUYING MIDLAND!!!!