Keysight / Agilent / HP E1433A 4-Channel 196 kSa/s Digitizer Plus DSP (w/ Options 1D4, 1DL)

The Keysight E1433A is a 4-channel VXI digitizer with integrated digital signal processing, delivering 196 kSa/s per-channel sampling in a single C-size module. It combines transducer signal conditioning, anti-alias filtering, and onboard DSP computation in one instrument, streamlining high-performance data acquisition within VXI mainframe systems.

## Technical Specifications

• **Channels:** 4 input channels
• **Sample Rate:** 196 kSa/s per channel
• **Resolution:** 16 bits
• **Memory:** 4 MB RAM (standard); up to 32 MB RAM available
• **Form Factor:** C-size, single-slot VXI module
• **DSP:** Onboard digital signal processing for real-time computation

## Key Features

• Integrated anti-alias protection filters minimize aliasing artifacts in sampled data
• Transducer signal conditioning for direct sensor interfacing
• High-speed measurement computation via dedicated onboard DSP engine
• Message-based VXI architecture for synchronous and asynchronous operations
• Configurable memory up to 32 MB RAM for extended buffer storage and processing headroom
• Options 1D4 and 1DL available for specialized hardware configurations

## Typical Applications

• Multi-channel transducer data acquisition in structural test systems
• Real-time signal analysis and waveform processing
• Simultaneous sampling across four independent measurement channels
• Integrated sensor conditioning and digitization in VXI test racks

## Compatibility & Integration

• **VXIbus Architecture:** Message-based C-size module compatible with standard VXI mainframes
• **Software:** VXIplug&play drivers and SCPI command programming support
• **Interface:** Message-based communication via VXI backplane