The REI OSCOR Blue Spectrum Analyzer represents the latest generation of counter-surveillance technology. Manufactured by Research Electronics International (REI), it is engineered to meet the needs of government agencies, corporate security departments, and private TSCM professionals.
Building upon the proven reliability of the OSCOR Green, the OSCOR Blue offers faster sweep speeds, higher processing power, and advanced signal analysis tools — making it one of the most powerful portable spectrum analyzers in the world.

| Specification | OSCOR Blue |
|---|---|
| Frequency Range | 10 kHz – 24 GHz |
| Resolution Bandwidth | As low as 12.2 kHz |
| Sweep Time | Ultra-fast wideband sweep in under 1 second |
| Display | 10.4” high-resolution color touchscreen |
| Weight | Approx. 8 lbs (slightly lighter than OSCOR Green) |
| Battery Life | Up to 3.5 hours, hot-swappable |
Both models are designed for TSCM professionals, but the OSCOR Blue is a step ahead in terms of speed, usability, and advanced features. Below is a comparison:
| Feature | OSCOR Green | OSCOR Blue |
|---|---|---|
| Frequency Range | 10 kHz – 24 GHz | 10 kHz – 24 GHz |
| Sweep Speed | Fast | Ultra-Fast (next-gen processing) |
| User Interface | Standard touchscreen menus | Improved touchscreen with advanced navigation |
| Data Storage | Basic logging | Advanced storage with export capabilities |
| Weight | ~8.5 lbs | ~8 lbs |
| Best For | Standard TSCM sweeps | Advanced, high-speed professional TSCM work |
The OSCOR Blue provides faster sweep speeds, improved data storage, and a more advanced touchscreen interface compared to the OSCOR Green.
It covers a wide spectrum from 10 kHz to 24 GHz, making it suitable for detecting most modern covert transmissions.
Yes, its portable design and rugged build make it ideal for mobile and international TSCM deployments.
Government agencies, law enforcement, corporate security, and private security professionals requiring the most advanced TSCM toolset.
The REI OSCOR Blue Spectrum Analyzer is the ultimate solution for high-level TSCM professionals. With its ultra-fast sweeps, advanced interface, and powerful storage features, it goes beyond the capabilities of the OSCOR Green. For organizations that demand cutting-edge counter-surveillance solutions, the OSCOR Blue is the top-tier investment.