The BM10071 from Bracke Manufacturing is a RF Variable Attenuator with Frequency DC to 6 GHz, Attenuation Range 0 to 10 dB, Attenuation Accuracy ±0.5 dB, Power 2 W, Insertion Loss 1 dB. Tags: Benchtop, Rotary. More details for BM10071 can be seen below.