Agilent/Keysight E4470B

The Agilent/Keysight E4470B is a data acquisition system engineered for precision measurement applications in research, development, and manufacturing environments. Built on proven ESA series architecture, this instrument delivers advanced signal analysis capabilities across a broad frequency spectrum with selectable resolution and video bandwidth options, enabling detailed characterization of complex RF and microwave signals.

Technical Specifications

Frequency Coverage: 9 kHz to 26.5 GHz (depending on model configuration) Amplitude Measurement:

• Overall amplitude accuracy: ±1 dB


• Input attenuation: 0 to 75 dB or higher, selectable mechanical and electronic


• 1 dB gain compression point specified at +50 dBm for DC voltage input Signal Analysis:


• Resolution bandwidth (RBW): 1 Hz to 5 MHz (–3 dB) in 1-3-10 sequences


• Video bandwidth (VBW): 30 Hz to 3 MHz in 1-3-10 sequences


• Sweep time: 5 ms for full-span RF sweep capability


• Measurement speed: 40 updates/sec via GPIB


• Third-order dynamic range: 99 dB

Key Features

• Selectable narrowband and wideband analysis modes for signal detection and characterization


• Fast sweep and measurement update rates support real-time signal monitoring


• Comprehensive attenuation control accommodates high and low-level signal measurement


• Third-order intercept and dynamic range specifications for nonlinear device testing


• Spurious and harmonic distortion measurement capabilities across the frequency range

Typical Applications

• RF component and subsystem characterization


• Intermodulation and harmonic analysis in amplifiers and mixers


• Conducted and radiated emission compliance testing


• Signal identification and interference analysis


• Frequency response and spectral purity measurement

Compatibility & Integration

• GPIB interface for instrument control and data transfer


• RS-232 communication support


• LAN/USB connectivity on configured models