The 50BR-104 from JFW Industries is a Manually Controlled Variable Attenuator that operates from DC to 2700 MHz. It has an attenuation range from 0 to 80 dB with a step size of 1 dB/10 dB and has an insertion loss of less than 1.7 dB. There are two knobs on the front panel used to set the attenuation value. One knob controls 1dB steps and the other knob is for 10 dB steps. The attenuator can handle an average input power of up to 2 W and has a VSWR of less than 1.8:1. It is available in a benchtop package with BNC, N, SMA or TNC-Female connectors.
