Satellite C-band usually transmits around 6 GHz and receives around 4 GHz. It uses large (2.4- 3.7 meter) antennas. These are the large white domes that you see on top of the cruise ships and commercial vessels.
Inferior Vena Cava Filter Placement and Removal. 1  During Inferior Vena Cava (IVC) filter placement, a filtering device is placed within the IVC, a large vein in the abdomen that returns blood from the lower body to the heart. Blood clots in the veins of the legs and pelvis can occasionally travel to the lungs where they may cause a pulmonary embolism or blockage.
Locate your air filter. Air filters are typically located in your systemâs return air vent, which might be on the ceiling, wall or on the side of your furnace or air handler. Your air filter might also be housed inside the unit. If this is the case, you may have to remove an access panel to get to the filter. Remove the air filter from its housing