The 3614-40F from ARRA Inc. is a RF Variable Attenuator with Frequency 1.25 to 1.3 GHz, Attenuation Range 40 dB, Attenuation Accuracy ±1.5 dB, Power 10 W, Peak Power 66.99 dBm. Tags: Module with Connectors, Rotary, Continuously Variable. More details for 3614-40F can be seen below.