The NX322640V from Narda-ATM is a Noise Source with Frequency 26.5 to 40 GHz, Excess Noise Ratio (ENR) 22 dB, Flatness ±1 dB, Temperature Coefficient 0.01 dB/Degree C, Voltage Coefficient 0.1 dB/%V. Tags: Module with Connectors. More details for NX322640V can be seen below.