"Bars" is not a unit of useful comparison. What happens to your cell signal dBm when you do that? (For one, if you have excellent coverage, handling the antenn

"Bars" is not a unit of useful comparison. What happens to your cell signal dBm when you do that? (For one, if you have excellent coverage, handling the antenna only makes it slightly less excellent. If you have already shoddy coverage, it's a bigger problem.)