The HG146SA from Microarray Technologies Corporation is a RF Variable Attenuator with Frequency 5 to 15 GHz, Attenuation Range 32 dB, Attenuation Accuracy ±0.2 dB, Power 0.5 W, Insertion Loss 1.4 dB. Tags: Surface Mount, Digital, Voltage Controlled. More details for HG146SA can be seen below.