The 18N50W-03F from Inmet is a Fixed RF Attenuator that operates from DC to 18 GHz. It provides an attenuation of 3 dB with an attenuation accuracy of ±0.75 dB. This attenuator can handle an input power of up to 50 W and has a VSWR of less than 1.25:1. It is available in a module that measures 4.50 mm in length and has N-type (female) connectors. The attenuator has an operating temperature range from -65°C to +125°C.