IDLB-QUDL42-ULTRA-APP) This LNB provides higher conversion gain yet with ULN+ lowest noise figure and best phase noise performance. This LNB provides a leap in the overall reception performance compared with standard LNBs. The LNB enables the reception of signals from one satellite and its distribution to maximum four Set Top Boxes with Single Tuner (or two STBs with Twin Tuner) and is ready for High Definition transmissions