Agilent / Keysight DSO9104A Oscilloscope: 1 GHz, 4 Analog

The Agilent/Keysight DSO9104A is a 1 GHz, 4-channel digital storage oscilloscope from the Infiniium 9000 Series, designed for signal analysis, debugging, and protocol investigation. It combines oscilloscope, logic analyzer, and protocol analyzer capabilities in a single instrument, delivering 10 GSa/s analog sampling (4-channel mode) with up to 1 Gpts memory depth per channel and advanced triggering across mixed signal domains.

Technical Specifications

• Analog bandwidth: 1 GHz


• Analog channels: 4


• Analog sample rate: 10 GSa/s (4-channel mode), 20 GSa/s (2-channel mode)


• Standard memory: 20 Mpts per channel (4-channel), 40 Mpts per channel (2-channel)


• Upgradable memory: Up to 1 Gpts per channel (2-channel mode)


• Rise time (10%-90%): 174 ps at 50 Ω


• Rise time (20%-80%): 59 ps at 50 Ω Vertical Characteristics


• Resolution: 8 bits (up to 12 bits with averaging)


• Input impedance: 50 Ω ±2.5% or 1 MΩ ±1% (11 pF typical)


• Sensitivity: 1 mV/div to 5 V/div (1 MΩ), 1 mV/div to 1 V/div (50 Ω)


• Input coupling: AC (3.5 Hz), DC


• Hardware bandwidth limit: 20 MHz (1 MΩ input only) Triggering and Display


• Advanced triggering: Edge, glitch, runt, timeout, pattern/pulse range, state, pulse width, line, window, setup and hold, video, and serial


• Mixed-signal triggering across time-correlated analog and digital channels


• Display: 15" XGA LCD

Key Features

• Four included N2873A 500 MHz passive probes


• USB and LAN connectivity; XGA/DVI video output


• Trig in/out synchronization ports


• GPIB support via N4865A adapter


• Optional integrated protocol viewers for physical layer analysis


• Support for custom measurement development

Typical Applications Serial protocol analysis, jitter characterization, compliance testing, and mixed-signal debugging across analog and digital domains.

Compatibility & Integration Standard Keysight I/O libraries suite included. Optional protocol analysis modules and user-defined applications (e.g., N5467A) expand measurement capabilities.