The Keysight DSOX1204A is a 4-channel digital storage oscilloscope built for electronic testing, debugging, and measurement tasks across development, troubleshooting, and education. Part of the InfiniiVision 1000 X-Series, it delivers professional-grade performance by combining oscilloscope functionality with integrated serial protocol analysis, digital voltmeter, and frequency counter capabilities in a single instrument.

Technical Specifications

• Bandwidth: 70 MHz (upgradeable to 100 MHz or 200 MHz via software)
• Analog Channels: 4
• Sample Rate: 2 GSa/s (1- or 2-channel mode); 1 GSa/s (3- or 4-channel mode); 2 GSa/s interleaved
• Memory Depth: 2 Mpts (1- or 2-channel); 1 Mpts (3- or 4-channel); segmented memory available
• Vertical Resolution: 8-bit
• Waveform Update Rate: Up to 200,000 wfms/s with MegaZoom technology
• Trigger Types: Edge, pattern/state, pulse width, setup and hold, rise/fall time, video, I²C, RS-232/422/485/UART, SPI, CAN, LIN
• Automatic Measurements: 32 built-in measurements
• Waveform Math: Addition, subtraction, multiplication, division, FFT (magnitude and phase), low-pass filter
• FFT Analysis: Standard
• Mask Limit Testing: Standard

– Key Features

• Integrated 3-digit digital voltmeter with AC RMS, DC, and DC RMS measurements—decoupled from oscilloscope triggering for simultaneous operation
• Integrated 5-digit frequency counter, independently operable from trigger system
• USB 2.0 (host and device) and LAN connectivity for data transfer and remote control
• Fast glitch detection and infrequent event capture via high waveform update rates

– Typical Applications

• Serial protocol debugging (I²C, SPI, RS-232/422/485, CAN, LIN)
• Signal integrity analysis and characterization
• Power supply and switching circuit measurements
• Educational laboratory use

– Compatibility & Integration

Standard USB 2.0 and LAN interfaces enable data export, remote operation, and integration into automated test environments.