RPG Radiometer Physics GmbH is a company with a long experience in high frequency engineering. Our company has a long tradition of building complete radiometers as well as customized components for integration into larger experiments. Radiometer Physics GmbH (RPG) — has become one of the leading suppliers for mm- and submm- microwave components and systems throughout the last decade. RPG’s worldwide activities are ranging from space projects like AMAS, EOS, MLS, ODIN, HERSCHEL / FIRST, SMILES, MASTER etc. to systems for ground based applications as radio astronomy, plasma physics, environmental research (remote sensing), ESR and molecular spectroscopy.