C+Ku Dual Band LNB for C-Band and Ku-Band Reception Item-C-Band LNB Model No-C+Ku Band LNB C/KU band LNB reception from this high gain, high stability, low noise C/Ku LNBF. Uses 22KHz switching. This LNB is used to receive two satellites at the same time. This LNB is best for receiving Ku-band and C-band satellites at the same dish antenna. You can get FTA TV channels from C-Band and Ku-Band like DD Free Dish. The C-Band dish / DTH antenna is required for this LNB installation.