A low noise block down converter with integrated feedhorn (LNBF). A module frame provides an isolating structure and a first receiving portion, both disposed thereon. A first probe and insert element are disposed in the first receiving portion. A connector is mounted on the module frame. First and second printed circuit boards and the isolating structure are disposed in the module frame. The first printed circuit board is coupled to the second printed circuit board. A conducting wire passes through the isolating structure and connects the second printed circuit board to the connector.