Joel takes his fleece top off in the barn and throws it down, leaving just his red button-down shirt. In the next shot, he's still wearing the fleece, then in the shot after that, he's back to just the red shirt. It goes back and forth about three times before the fleece stays off.
The new antenna installed on the KHBR is not the type used by AM radio stations. It is a 440 MHz antenna and at that height, it may have about a 10 mile coverage radius, not 200.
When the shepherd is talking to RuthAnn, the boom mic operator can be seen reflected in the shop window.