FixedAttenuator supports --attenuator fixed:XX for non-programmable inline SMA pads (set_db is a no-op returning the fixed value). Udev rules grant non-root USB access for NanoVNA and HMC472A.
FixedAttenuator supports --attenuator fixed:XX for non-programmable inline SMA pads (set_db is a no-op returning the fixed value). Udev rules grant non-root USB access for NanoVNA and HMC472A.