The CR-38S Series from Teledyne Relays is a RF Switch with Frequency DC to 12 GHz/DC to 18 GHz/Dc to 22 GHz, Insertion Loss 0.2 to 0.6 dB, Isolation 50 to 70 dB, Actuator Voltage 12 to 28 V, Actuator Current 140 to 400 mA. Tags: Module with Connectors, Electro-Mechanical, Multi Configuration. More details for CR-38S Series can be seen below.