Okay, so holding the iPhone 4 in the wrong way will drop your signal. You’ll be getting a free case to fix it, but that sorta ruins the nice design of the phone, doesn’t it? If you’re dead set on holding the p...

Amazon has the Aluratek ATVA100 HDTV HD Antenna for $50 – $28.01 instant savings = $21.99 + S&H.  This antenna increases reception and ultimately picture quality. It supports all digital boxes and has a clock.