Visible crew/equipment: When Owen runs towards the raptor gate, a moving boom mic shadow is visible on the gate. (00:23:30)
Visible crew/equipment: When Miles Dyson, president of Cyberdyne, is talking to Danny Dyson and John Connor; whilst they are all looking towards the production line of liquid metal, you can see that the bodypack transmitter falls/dangles off under Miles Dyson's suit jacket. And as he steps off the shot, you can see him reach under with his hand to attempt to hide it.