The 2-3484-30A from ARRA Inc. is a RF Variable Attenuator with Frequency 925 MHz to 1.225 GHz, Attenuation Range 30 dB, Power 50 W, Insertion Loss 0.5 dB. Tags: Module with Connectors, Rotary, Continuously Variable. More details for 2-3484-30A can be seen below.