The M9407B is a 2-Slot, 2U PXIe Low Noise Amplifier (LNA) amplifier and filter module. The M9407B allows a low-noise path for receiver measurements. This module works in combination with the M9408B Reflectometer and PXI VNA M9804A and expands its capabilities with higher receiver sensitivity. The module includes a low-noise amplifier, switching, and a filter bank. The modules includes a bypass mode.