 uh... you lose about forty db coming down it's uh... it's very very small it's not allowed you get about one ten thousand a bigger issue actually is that cell phone you put up next year that when i was a motorola we we we spend many many years testing uh... uh... two-way radio uh... uh... handy talkies and cell phones and we would have pigs running around with these things hooked to their heads and we'd be checking for any sort of problem so that's been