Rigol RSA6085 9 kHz to 8.5 GHz Real-Time Spectrum Analyser

The Rigol RSA6000 series is RIGOL’s newly launched spectrum analyser, offering outstanding performance in SFDR, phase noise, amplitude accuracy, and test speed. It is well-suited for a wide range of test scenarios, including spectrum analysis, real-time spectrum analysis, vector signal analysis, and pulse analysis. With strong expansion capabilities, the RSA6000 series allows users to build customised test systems or develop user-defined applications through various digital and analogue output interfaces. Its combination of high performance and flexible configuration makes it ideal for diverse application areas such as wireless communications, automotive electronics, and the Internet of Things (IoT).

Key Performance Specifications:

• Operating Modes: GPSA, RTSA, VSA, EMI, and ADM
• Frequency Range: 5 kHz to 8.5 GHz
• Real-Time Bandwidth: 80 MHz (standard), 200 MHz (optional)
• Analysis Bandwidth: 80 MHz (standard), 200 MHz (optional)
• Displayed Average Noise Level (DANL, normalised to 1 Hz at 1 GHz):
  o    -143 dBm (typical, preamp off)
  o    -163 dBm (typical, preamp on)
• Phase Noise (1 GHz, 10 kHz offset): < -108 dBc/Hz (typical)
• Third-Order Intercept (TOI, 1 GHz): +15 dBm (typical)
• Amplitude Measurement Accuracy: <0.3 dB (nominal at 50 MHz)
•  Amplitude Range: DANL to +25 dBm
• Spurious-Free Dynamic Range (SFDR): < -60 dBc (typical)
• Multi-Pane Display: Enables parallel visualisation of multiple results
• Interfaces: USB, LAN, and HDMI
• Programming Control: Supports SCPI instruction sets, compatible with Keysight PXA commands
• Real-Time Spectrum Analysis: 100% probability of intercept for signals ≥ 3.83 μs

Measurement Modes:

• GPSA (General Purpose Spectrum Analysis) – standard
• RTSA (Real-Time Spectrum Analysis) – standard
• VSA (Vector Signal Analysis) – optional
• EMI Pre-compliance Testing – optional
• ADM (Analogue Demodulation) – optional

Features and Connectivity:

• High-speed FFT rate up to 300,000 FFTs/s
• Flexible triggering: free run, external, video, frequency mask triggering (FMT)
• 10.1-inch capacitive multi-touch display
• Expansion via optional preamplifiers, tracking generator, and bandwidth upgrades
• Rich modulation analysis support (QAM, PSK, FSK, ASK, MSK, and standards such as WLAN, GSM, Bluetooth, ZigBee)
• Web control and FTP server for remote monitoring and collaboration — no software required

Applications:

• Wireless Communications (cellular, WLAN, IoT)
• Automotive Electronics and EMC Testing
• Electromagnetic Interference (EMI) pre-compliance
• Radar, pulse, and transient signal analysis
• IoT device development and certification