The new M1-0012 combines the DC IF capability common to all other existing double balanced M1 mixers with an extremely broad 10 MHz to 12 GHz RF/LO band to make an extremely unique mixer. In addition to the broad frequency range, the M1-0012 offers excellent isolations across the band. It is available in connectorized, microstrip carrier, and both leaded and RoHS compliant surface mount packages.