The HMC194AMS8 / 194AMS8E from Analog Devices is a RF Switch with Frequency DC to 3 GHz, Insertion Loss 0.5 to 1.1 dB, Isolation 24 to 55 dB, P1dB 24 to 28 dBm, P1dB 0.251 to 0.63 W. Tags: Surface Mount, Solid State. More details for HMC194AMS8 / 194AMS8E can be seen below.