Agilent / Keysight DSO81304B Infiniium High Performance Oscilloscope: 13 GHz

The Keysight DSO81304B Infiniium is a 13 GHz real-time oscilloscope purpose-built for signal integrity analysis and high-speed digital validation. This four-channel instrument captures complex waveforms at up to 40 GSa/s with configurable memory depths ranging from 512 kpts to 2 Gpts, delivering the measurement fidelity required for R&D, manufacturing, and advanced testing environments.

Technical Specifications

• Bandwidth: 13 GHz real-time; 8 GHz DSP-enhanced (user selectable)


• Channels: 4 analog


• Sample Rate: Up to 40 GSa/s real-time; 20 GSa/s per channel across 4 channels


• Memory Depth: Up to 2 Mpts at 40 GSa/s; 64 Mpts at 4 GSa/s; up to 2 Gpts (select configurations)


• Vertical Sensitivity: 5 mV/div (minimum hardware)


• Noise Floor: 419 µV @ 5 mV/div


• Trigger Jitter: < 500 fs (rms)


• Display: 8.4-inch XGA TFT-LCD touchscreen (1024 × 768 pixels); 256-level intensity grayscale; waveform styles include connected dots, dots, infinite persistence, and color-graded infinite persistence

Key Features

• InfiniiMax II probing system with full 13 GHz bandwidth capability across differential solder-in, browser, and SMA connection types


• Industry-lowest probe noise floor and jitter measurement floor


• Six probe amplifier bandwidth options and 11+ probe head types


• Environmental chamber probing solution supporting –55 °C to +150 °C


• N5380A 13 GHz high-bandwidth differential SMA probe head


• Differential solder-in probe heads with configurable input capacitance and resistance


• Optional noise reduction (Option 005)


• Flat frequency response across measurement bandwidth

Typical Applications High-speed digital design validation, telecommunications signal analysis, advanced electronic system characterization, and signal integrity measurement where low-noise, precision capture is critical.

Compatibility & Integration Full integration with InfiniiMax II probing ecosystem. System bandwidth reaches 13 GHz (typical) with InfiniiMax II 1169A probe configuration. RoHS-compliant solder-in probing solutions available.