The MM1-1240S from Marki Microwave is a GaAs Passive Double-Balanced Mixer with an RF/LO frequency from 12 to 40 GHz and an IF frequency from DC to 12 GHz. It has a conversion loss of less than 14 dB and a P1dB of 14 dBm. This mixer has been optimized to provide exceptional isolation, spurious response and broadband performance. It is available in an RoHS compliant connectorized package or a compact wire bondable chip package.