...
1. Poor man's alarm: Take a small Styrofoam cup and freeze water in it. Then set a quarter on top in the center. Make sure you put it in a place where it will not get tipped over in the freezer. Check it once a week. If you go out of town or do not check it for awhile, when you return, look for any melting. The quarter will sink as the ice melts. If it melts halfway down, your meat is still good. If it's on the bottom your meat has thawed even if power comes back on and your meat refreezes...