The ADAR2004 from Analog Devices is a RF Mixer with RF Frequency 10 to 40 GHz, LO Frequency 2.4 to 10.1 GHz, IF Frequency 0 to 800 MHz, Gain (dB) 21 to 41 dB, Noise Figure 9 to 11 dB. Tags: Surface Mount, Quadrature IF Mixer, Harmonic Mixer. More details for ADAR2004 can be seen below.