The 50HFFE-XXX-100/8 Series from JFW Industries are Uni-directional Fixed Attenuators that operate from DC to 8.4 GHz. They are available in attenuation values of 6, 10, 20, 30, and 40 dB with an attenuation accuracy of ±1.3 dB. These attenuators can handle a Uni-directional RF input power of 100 W, a reverse power of 20 W, and a peak power of 1 kW (5 microsecond pulse, 1% duty cycle). They are available in modules that measure 7.2 x 2.64 x 2.52 inches with N-type (female/male) connectors and have an operating temperature range of -55°C to +125°C.