The Rohde & Schwarz SMPC is a signal generator covering 5 kHz to 1360 MHz with output levels from -143 dBm to +13 dBm. It delivers excellent spectral purity and supports broadband and precision modulation for research, development, and production testing. The instrument combines low phase noise, precise frequency control, and flexible modulation options into a single platform for demanding measurement applications.
Technical Specifications
Frequency Range: 5 kHz to 1360 MHz with 0.1 Hz resolution across the entire band.
Output Level: -143 dBm to +13 dBm, with frequency-response-compensated control for accurate level setting.
Modulation Capabilities:
• Broadband FM modulator (standard): modulation frequency to 5 MHz, deviation to 10 MHz
• Precision FM/ϕM modulator option: modulation frequency to 1 MHz, deviation to 1 MHz
• FSK modulation: deviation to 1 MHz
• Phase modulation (ϕM): DC to 100 kHz range
• DC-coupled FM/ϕM operation enables voltage-controlled oscillator (VCO) functionality
Spectral Purity:
• Extremely low single-sideband phase noise
• Non-harmonics below -60 dBc below 20 GHz
• High harmonic rejection; no subharmonics below 20 GHz
• Comprehensive shielding minimizes RF leakage
Frequency Stability & Resolution:
• Standard crystal reference for stable, low-drift output
• Optional oven-controlled crystal oscillator (OCXO) available for high-stability applications
• 0.1 Hz frequency resolution across full range
Level Accuracy:
• Achieves ±0.9 dB typical accuracy at 0 dBm (10 MHz to 40 GHz) with precision attenuator option
– Key Features
• Spectral purity optimized for receiver testing and calibration
• Flexible modulation covering FM, ϕM, and FSK modes
• Optional OCXO upgrade for demanding frequency-stability requirements
• Precision level control supporting high-accuracy measurements
– Typical Applications
Receiver validation, transmitter characterization, and component testing in RF development and manufacturing environments.
– Compatibility & Integration
Rohde & Schwarz signal generators support standard control interfaces for automated test system integration. Optional precision attenuator modules enhance level accuracy across extended frequency ranges.
