Rohde & Schwarz SMW200A 3GHz Vector Signal Generator

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

• 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 3x3, 4x4, 8x4, 4x8, 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 8x8 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.