SOLID C-Band LNBF with Feedhorn for offset Ku-Band Dish Antenna If you want to installed C-Band LNB on Ku-Band Dish antenna then this LNBF is best for you, This LNB comes with offset feedhorn and Clamp so that you can install easily. Technical Specifications: Input – 3.7-4.2 GHz LO Freq.: 5.150GHz Output Freq: 950-1450MHz\ Gain: 65-70dB (Typ.) Noise: 10K Phase Noise : -85dBc/Hz@10KHz Output Impedance: 75ohm F-Type Package Included: C-Band LNBF Offset Clamp Offset Feedhorn Please note: This LNB will work great above 90cm KU-Band antennas.