The PE85N1001 from Pasternack Enterprises Inc is a Noise Source with Frequency 10 KHz to 2 GHz, Excess Noise Ratio (ENR) 30 dB, Flatness ± 1.5 dB, Voltage 28 V, Current 20 mA. Tags: Module with Connector. More details for PE85N1001 can be seen below.