Episode #1.6 - S1-E6
Visible crew/equipment: When Lady Catherine de Bourgh and Lizzie are by the carriage (right after Lady Catherine de Bourgh questions whether Lizzie is engaged to Mr. Darcy), there's a camera or some sort of device visible. (00:36:40)
Visible crew/equipment: In Dave's office when they are talking about what Bill said on the radio, a studio light can be seen above the door to Dave's office.