The 50DR-001 from JFW Industries is a 50 Ohm manual step attenuator that operates from DC to 1000 MHz. It has an attenuation range of 0 to 110 dB with 1 dB Steps. The attenuator is a dual rotary attenuator (i.e. two manual knobs). The small knob provides a 1 dB step and the large knob provides a 10 dB step. This attenuator can handle up to 2 Watts of Average Power and 1000 Watts of Peak Power. It is available in a connectorized module with BNC, TNC, N or SMA (female) type connectors. The attenuator has four mounting holes in the front plate to allow for easy panel mounting.