The Rohde & Schwarz SMW200A is a modular vector signal generator delivering RF output from 100 kHz to 3 GHz with dual-path architecture for complex signal scenarios. It generates digitally modulated signals across all major wireless standards—5G NR, LTE Release 15, NB-IoT, eMTC, WLAN 802.11a/b/g/n/j/p/ac/ax/ad, DVB-S2/S2X, LoRa, and more—with I/Q modulation bandwidth to 2 GHz and internal baseband support up to 160 MHz.
Technical Specifications
Frequency Performance
• RF Path A: 100 kHz to 3 GHz
• RF Path B (optional): 100 kHz to 3 GHz
• I/Q modulation bandwidth: up to 2 GHz (RF); internal baseband up to 160 MHz
Baseband Architecture
• Two internal baseband modules with real-time coders
• Arbitrary waveform generator: 1 Gsample maximum memory depth per module
• Baseband signals support digital addition, frequency offset to ±80 MHz, independent power and phase adjustment
MIMO & Multi-Channel Capability
• Supports 3×3, 4×4, 8×4, 4×8, 4x2x2 MIMO modes
• Up to eight signal sources and 64 logical fading channels
• Optional fading simulator: 160 MHz bandwidth (standard) or 800 MHz bandwidth with 8×8 MIMO
• Configurable up to four fading modules for 64 total logical faders
Signal Generation
• Digital standards: 5G NR, LTE/LTE-A (Release 15), NB-IoT, eMTC, 3GPP FDD/HSPA/HSPA+, GSM/EDGE, TD-SCDMA, WLAN 802.11 variants, DVB-S2/S2X, LoRa
• Advanced waveforms: FBMC, UFMC, GFDM, f-OFDM, radar scenarios, GNSS simulation
• Envelope tracking and AM/AM, AM/PM predistortion
• Notched signal generation for noise power ratio measurement
– Key Features
• Dual-path concept enables wanted signal + interferer, dual cell, and TX/RX diversity testing
• Integrated test case wizards for LTE and 3GPP base station conformance validation
• Flexible fading implementation across standard and extended bandwidth modules
– Typical Applications
Wireless communications development and verification, aerospace and defense signal testing, 5G and LTE base station characterization, MIMO receiver validation, radar and GNSS module testing.
– Compatibility & Integration
Up to 67 GHz operation available with higher-frequency SMW200A variants. Dual-path configuration supports simultaneous multi-signal generation with independent modulation control.
