Rigol DSG3065B – RF Signal Generator, Max Frequency: 6.5 GHz

The Rigol DSG3065B is an RF signal generator delivering precise, low-noise signals from 9 kHz to 6.5 GHz. Purpose-built for wireless communication, radar, and IoT testing, it combines broad frequency coverage with exceptional signal purity and flexible modulation architecture. Engineers rely on it for development, manufacturing validation, and system integration across research and industrial environments.

– Technical Specifications

Frequency Performance
• Frequency range: 9 kHz to 6.5 GHz
• Resolution: 0.01 Hz
• Sweep modes: Step (logarithmic or equal spacing), List (arbitrary steps)
• Step sweep points: 2 to 65,535; List sweep points: 1 to 6,001
• Dwell time: 20 ms to 100 s
• Trigger options: Auto, key, external, USB/LAN bus

Amplitude Control
• Output range: -130 dBm to +27 dBm
• Amplitude accuracy: < 0.5 dB (typical)
• Resolution: 0.01 dB
• Level setting time: ≤ 5 ms (fixed frequency, 20–30 °C)

Signal Purity
Phase noise at 20 kHz offset, 1 Hz bandwidth: -110 dBc/Hz at 1 GHz (typ. -116 dBc/Hz); -98 dBc/Hz at 6.5 GHz (typ. -102 dBc/Hz). Harmonic content below -30 dBc across specified bands. Sub-harmonic suppression exceeds -60 dBc (typ. -70 dBc). Non-harmonic spurious performance: -60 to -48 dBc dependent on frequency band. Residual FM: < 10 Hz rms (0.3–3 kHz, typical < 5 Hz rms); < 50 Hz rms (0.03–20 kHz, typical < 10 Hz rms).

Modulation
• Analog: AM, FM, Phase Modulation (carriers up to 3.6 GHz)
• Pulse modulation with on/off ratio to 70 dB
• I/Q modulation available on IQ models (50 MHz to 6.5 GHz)
• I/Q amplitude imbalance: < 0.1 dB (≤10 MHz nominal), 50 dB (≤30 MHz nominal)

– Key Features

• Frequency sweep with triangle and ramp shapes
• Multi-trigger architecture supporting external and bus control
• Optional Pulse Train Generator module (DSG3000B-PUG)
• High-resolution frequency and amplitude settings for precision applications

– Typical Applications

• Wireless transceiver validation and characterization
• Radar system testing and calibration
• IoT device development and certification
• Manufacturing test for RF subsystems

– Compatibility & Integration

Bus trigger modes support both USB and LAN interfaces for automated test sequences and system integration.