Tenderers are hereby invited to participate in the procurement of HF2000 HP HF Transmitter. The HF radio equipment to be procured will be integrated with and controlled by the HF 2000 system. The HF 2000 system is in used by all three services in the Swedish armed forces, although the main user is the Swedish Navy. HF2000 is the Swedish Armed forces primary HF network with a landbased infrastructure and mobile units on land, in the air and on the sea. The HF2000 system is now going in a midlife upgrade. One part in this upgrade is to upgrade our high power transmitters in the land infrastructure.