The 03.02.577 from Hytem is a variable coaxial attenuator module that operates from 100 MHz to 30 GHz. The module has an OLED display with push buttons to control the attenuation level. The attenuation can also be controlled via micro USB interface from a computer. This attenuator has an attenuation range of 31 dB with a 1 dB step size and an attenuation change speed of 100 ns. The attenuator can handle up to 24 dBm of power and has a VSWR of less than 2.0:1. It is available in a module that measures 62 x 51 x 20 mm with 2.92 female connectors.