The Astronics/EADS/Racal 3155 is a 100 MS/s PXI arbitrary waveform generator delivering high-performance signal synthesis in a single-slot module. It combines function generation, arbitrary waveform synthesis, programmable sequencing, pulse generation, and modulation capabilities into one integrated instrument. The 14-bit resolution and 2 MB segmentable waveform memory support storage of up to 4096 waveforms, making it ideal for complex signal generation in aerospace, defense, and telecommunications test environments.
## Technical Specifications
• Sampling rate: 100 MS/s
• Waveform memory: 2 MB (segmentable)
• Waveform storage: Up to 4096 waveforms of variable size
• Resolution: 14-bit
• Waveform types: Sine, Square, Triangle, Ramp, Arbitrary, FM Modulation
• Sequence segments: Up to 4096 per sequence
• Burst repeat capability: Up to 128,000 repetitions per segment
• Modulation modes: Internal Linear and Log Sweep, FM (internal), FSK (external)
• Direct Digital Synthesis: Wide-band FM, wander, arbitrary chirp profiles
• Trigger sources: Eight PXI backplane lines, STAR trigger, front panel trigger input, manual command (*TRG)
• Trigger operation modes: Single waveforms, burst sequences, or segment advancement
## Key Features
• Sequences support continuous operation or trigger-initiated execution
• Ability to mix continuous and triggered segments within single sequences
• Waveform import from MATLAB, Excel, and ASCII file formats
• WaveCAD 6.0 GUI software for waveform control, generation, editing, and remote download
• PXI bus trigger line integration with sync functionality
## Typical Applications
Aerospace and defense signal simulation, telecommunications test and development, modulation testing, arbitrary waveform synthesis for complex stimuli, and burst/sequence-based trigger scenarios.
## Compatibility & Integration
The 3155 integrates into PXI chassis systems such as the Astronics 1461-14 for multi-instrument synchronization. WaveCAD 6.0 drivers support Microsoft Win32 API-based software frameworks. Front panel trigger input enables external synchronization control.
