Bullseye feedhorn. The Chaparral Wideband Bullseye feedhorn is used in satellite systems equipped for reception of C-Band (3.7-4.2 GHz) and Ku-Band (11.7-12.75 GHz) satellite signals and is compatible with all LNBs designed for these frequencies. Simultaneous reception of both signal polarities is available for multiple receivers using a single dish. The adjustable scalar ring provides optimum reception and interference rejection with a wide variety of dishes. Chaparral WIDEBAND Dual C-Band Dual Ku-Band Feed (Light weight) Fast shipping.