Signal generator LSX2094B

microwaveRF4-channel

Overview
The LSX2094B is a 20 GHz, four-channel benchtop member of the Lucid-X family — a compact, modular microwave signal generator family offered in multiple form factors. The unit is engineered for low phase noise and high spectral purity and supports fast switching and a wide range of modulation modes.

Key Points

• Form factor: Benchtop, 4-channel coherent configuration
• Family frequency coverage: up to 40 GHz (family-level capability)
• Fast switching: ultra-fast options for pulse and frequency switching
• Modulation: AM, FM, PM, Sweep and Pulse modulation
• Interfaces: LAN, USB and SPI; supports SCPI/VISA for remote control and automation

Highlights

• Ultra-fast switching speed: <10 μs (ultra-fast option available)
• Coherent multi-channel frequency switching
• AM, FM, PM, Sweep & Pulse modulation with wide dynamic range
• Phase noise examples: -148 dBc/Hz @100 MHz (10 kHz offset), -133 dBc/Hz @1 GHz (10 kHz offset), -114 dBc/Hz @10 GHz (10 kHz offset)
• Integrated LAN, USB and SPI interfaces for instrument control

Features (detailed)

• Signal integrity & spectral purity — Extremely low phase noise across the covered frequency range; typical harmonic levels ~-50 dBc and spurious/non-harmonic levels ~-90 dBc (family targets).
• Fast frequency switching — Ultra-fast switching capability down to 10 μs to support rapid automated test sequences, frequency-hopping simulations and EW scenarios.
• Analog & pulse modulation — Built-in AM, FM, PM and Sweep modulation: FM deviation up to 10 MHz (rates up to 1 MHz); AM linear depth up to 90% (rates up to 100 kHz); PM peak deviation up to 360°; Pulse modulation with typical on/off ratio ~70 dB and rise/fall times <15 ns.
• Control & programming — Industry-standard SCPI and VISA architecture. Remote control and automation via LAN or USB using Python, MATLAB, C#/C++, LabVIEW. A virtual front panel is provided for GUI-based control.

Applications

• Local oscillators and STALO applications
• Intermodulation and IM3 multi-tone measurements
• Radar and electronic warfare (EW) threat simulation, frequency-hopping scenarios
• High-performance DAC/ADC clocking and RF test benches

Specifications

• Model: LSX2094B — 20 GHz, four-channel benchtop microwave signal generator
• Channels: 4 coherent channels (benchtop multi-channel configuration)
• Maximum family frequency: up to 40 GHz (model-specific: 20 GHz for LSX2094B)
• Phase noise (examples): -148 dBc/Hz @100 MHz (10 kHz offset), -133 dBc/Hz @1 GHz (10 kHz offset), -114 dBc/Hz @10 GHz (10 kHz offset)
• Harmonics: typically ~-50 dBc; spurious/non-harmonics: ~-90 dBc
• Frequency switching: Fast switching 100 μs (option FS); Ultra-fast switching 10 μs (option UFS)
• Modulation: AM, FM, PM, Sweep, Pulse, Pattern (PAT). FM deviation up to 10 MHz (rates up to 1 MHz). AM depth up to 90% (rates up to 100 kHz). PM peak deviation 360°.
• Pulse modulation: typical on/off ratio ~70 dB; rise/fall times <15 ns
• Power/options: extended power ranges and low-power options available as factory options
• Interfaces: LAN, USB, SPI; supports SCPI/VISA; remote control via Python, MATLAB, C#/C++, LabVIEW
• Available form factors in family: PXIe, Rackmount, Benchtop, Desktop, Portable
• Documentation: control panel software, programming manual and user manual available