The 50BA-010-127 from JFW Industries is a RF Variable Attenuator with Frequency 700 MHz to 3 GHz, Attenuation Range 127 dB, Attenuation Accuracy 0.5 to 1.25 dB, Power 0.1 to 0.32 W, Insertion Loss 3 to 6.5 dB. Tags: Benchtop, Programmable, Multi-Channel, System, Digital, Computer Controlled. More details for 50BA-010-127 can be seen below.