Keysight N4002A SNS Series Noise Source, 10 MHz to 26.5 GHz (ENR 15 dB) Product Overview The Keysight N4002A SNS Series Noise Source is a high-performance, broadband noise source that provides a stable and accurate noise signal for a wide range of applications, including noise figure measurement, gain compression testing, and system calibration. The N4002A offers excellent ENR (excess noise ratio) performance, with a typical ENR of 15 dB across the entire frequency range of 10 MHz to 26.5 GHz. Features and Specifications Frequency range: 10 MHz to 26.5 GHz Typical ENR: 15 dB Output power: -10 dBm to -120 dBm Output impedance: 50 ohms VSWR: < 1.5:1 Dimensions: 1.75″ x 1.75″ x 0.875″ Weight: 4 ounces Benefits High ENR performance for accurate noise figure measurements Broadband frequency range for a wide range of applications Stable and reliable output signal * Compact and lightweight design for easy portability Value The Keysight N4002A SNS Series Noise Source is a valuable tool for engineers and technicians who need a high-performance, broadband noise source for a variety of applications. The N4002A offers excellent ENR performance, a wide frequency range, and a stable and reliable output signal. Its compact and lightweight design makes it easy to transport and use in the field.