The Keysight N5245BQ is a frequency converter characterization system built on the N5245B PNA-X Microwave Network Analyzer platform. Purpose-designed for wideband modulated signal measurements, it delivers specialized capabilities for testing active devices including amplifiers, mixers, and frequency converters across wireless, radar, and satellite applications. The system combines dual internal signal sources, signal combiners, S-parameter and noise receivers, plus integrated pulse generation and switching to enable simultaneous S-parameter and modulated signal characterization in a single measurement engine.
– Technical Specifications
• Frequency range: 10 MHz to 50 GHz
• Measurement ports: 2 or 4 ports (configuration-dependent)
• Dynamic range: 124 dBm to 156 dB
• Maximum output power: 13 dBm
• Measurement channels: 200
• Traces: Unlimited
• Sweep modes: Linear, logarithmic, power, CW, phase, and segment sweeps
– Key Features
• S-parameter measurements with dual internal sources
• Noise figure characterization with dedicated receivers
• Wideband modulated signal analysis:
• Error Vector Magnitude (EVM)
• Noise Power Ratio (NPR)
• Adjacent Channel Power Ratio (ACPR)
• Gain and gain compression measurement
• Intermodulation distortion (IMD) characterization
• Integrated pulse modulation and generation
• Flexible measurement triggering
• Removable hard drive storage for secure environments
• Advanced calibration capabilities
– Typical Applications
• Wireless communication system characterization
• Radar system component testing
• Satellite communication device qualification
• Active device validation (amplifiers, mixers, frequency converters)
– Compatibility & Integration
The N5245BQ operates as a configured variant of the Keysight N5245B PNA-X platform, incorporating application software optimized for frequency converter measurements with modulated signals. The instrument integrates within the PNA-X ecosystem, supported by technical documentation and application resources.
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