T TTT New Member Dec 7, 2004 4 0 0 Dec 11, 2004 #1 Dec 11, 2004 #1 i pulled my house alarm horn off in the attic and want to use it as my car alarm horn...buts it ac current...anybody know how to convert it to dc without draining the battery?
i pulled my house alarm horn off in the attic and want to use it as my car alarm horn...buts it ac current...anybody know how to convert it to dc without draining the battery?