The DVAN-8018-60-8 from American Microwave Corporation is a RF Variable Attenuator with Frequency 8000 to 18000 MHz, Attenuation Range 10 to 60 dB, Power 1 W, Insertion Loss 3.8 dB, Switching Time 1 micro sec. Tags: Module with Connectors, Programmable, Digital, Computer Controlled. More details for DVAN-8018-60-8 can be seen below.