Used AGILENT / HP / HEWLETT-PACKARD / KEYSIGHT E4421B #9260687 for sale

AGILENT / HP / HEWLETT-PACKARD / KEYSIGHT E4421B is an advanced, versatile, and reliable electronic test equipment used for measuring RF signal behavior and performance. It is equipped with essential features, including a wide frequency range, high accuracy, linear amplification, and excellent signal-to-noise ratio. It covers the frequency range of 10 kHz to 3 GHz in a single unit with an optional frequency supplement of 1.8 to 3.3 GHz. It offers a frequency accuracy of 0.3 ppm for 10 kHz to 450 MHz and 0.5 ppm for 450 MHz to 3 GHz with carrier frequency adjustment resolution of 10 Hz to 3 MHz. HP E4421B has excellent linearity performance which allows the user to accurately measure low level signals with minimum distortion and intermodulation. It also provides a signal level range of -135 dBm to +30 dBm with a Selectable 20/30 dBm test level accuracy of ±1 dB. AGILENT E4421B is equipped with a software-controlled signal generator that makes it easy to inject test signals into the DUT and offers a wide range of modulation formats. It also supports internal data filtering to automatically adjust data for long-term storage and supports a wide range of MAC and PC platforms. E4421B comes with a wide range of manual and automatic pre-set measurement functions such as amplitude modulation, frequency modulation, phase noise, and channel power density which significantly reduces operators' effort and time. It is designed and manufactured for improved performance in real-world complex RF measurements and provides superior DUT control capability. In terms of noise performance, HEWLETT-PACKARD E4421B provides an excellent noise floor of -115 dBm with a minimum signal-to-noise ratio of 55 dB. It is also designed with practical features including a dual-channel display, a variety of adjustable settings, an external reference feature for improved frequency accuracy, and a phase-lock capability to speed up measurements. Overall, KEYSIGHT E4421B is a highly reliable electronic test equipment with advanced features and precision accuracy. It provides superior linearity, signal-to-noise ratio, and frequency coverage, making it an ideal choice for a wide range of RF measurements.