The RPA-20 from Res-Net Microwave is a Fixed Attenuator with Frequency DC to 2.5 GHz, Attenuation 0 to 30 dB, Power 20 W, Peak Power 200 W, Attenuation Accuracy ±0.5 dB, ±1.0 dB@DC-1 GHz, ±0.5 dB, ±3.0 [email protected]. GHz. Tags: Flanged. More details for RPA-20 can be seen below.