Norsat International Inc. ("Norsat") (TSX: NII and NYSE MKT: NSAT), a leading provider of innovative communication solutions that enable the transmission of data, audio and video for remote and challenging applications, today announced that it has shipped the first customer prototype of its upcoming ATOM 25 Watt Ka-band Block Upconverter (BUC). Ka-band communications offer higher throughput than Ku-band. The ATOM Ka-band BUC covers both commercial and military Ka-band (29-31 GHz).