¥Sunyaev-Zeldovich Effect
ÐThermal SZE -creates slightly shifted blackbody spectrum.
ÐKinetic SZE - creates blackbody spectrum at slightly different temperature.
¥Extragalactic Radio Sources
ÐActive Galactic Nuclei, QSOs, etc.
¥Far-Infrared Sources
ÐIR sources contribute considerable microwave radiation
¥Various and Sundry Galactic Sources
ÐFree-free radiation, galactic dust, synchrotron radiation