
General Specifications
- Frequency Range: 9 kHz to 40 GHz
- DANL (1 GHz): −161 dBm/Hz
- Phase Noise (1 GHz, 10 kHz offset): −107 dBc/Hz
- Analysis Bandwidth: Up to 100 MHz
- Sweep Speed: Up to 500 GHz/s
- Interface: USB 3.0/2.0 Type-C
- Outputs: Spectrum display, IQ data stream, real-time spectrum
- Processor Support: ARM and x86
- Operating Systems: Windows and Linux
- API/Software: Harogic API and SAStudio/SDK integration
SAN-400 Series USB Spectrum Analyzer
Harogic’s SAN-400 delivers wide-band spectrum analysis in an ultra-portable USB form factor. At just 185 g and 125 × 60 × 17 mm, it fits field kits and embedded enclosures while providing the outputs engineers expect: spectrum view, digital IQ streaming, and real-time spectrum analysis. With up to 100 MHz analysis bandwidth, low noise, and API support for rapid integration, SAN-400 is a practical choice for high-frequency monitoring and OEM designs.
| Model | Frequency Range (GHz) | Phase Noise (1 GHz, 10 kHz Offset) | DANL (1 GHz, Amp On) | Analysis Bandwidth | Sweep Speed | Spec Sheet |
|---|---|---|---|---|---|---|
| SAN-400 | 9 kHz – 40 GHz | -107 dBc/Hz | -161 dBm/Hz | 100 MHz | 500 GHz/s |
Optional Features
Optional hardware and software features can be added by appending the corresponding option code (for example, “SAN-400-01” for a built-in OCXO reference clock) when specifying the model number.



