CotsTech also provide Spectrum monitoring and Emitter detection service. Our professional team and state of art technology to detecting unknown, illegal, disruptive, and anomalous rogue transmissions over a wide frequency range to help protecting Sensitive site, to avoid  illegal and criminal surveillance.

Our Service Scope:

• Spectrum monitoring, recording and replay service
• Emitter detection and Locating
• Interference detection and locating
• Exam cheating device detecting and exam room protection

Our Equipment:

1. Signal Hound BB60C: Real-Time Spectrum Analyzer and RF Recorder

Features

• RF frequency range from 9 kHz to 6 GHz.
• Up to 24 GHz/sec sweep speed (≥10 kHz RBW)
• Wide dynamic range from -158 dBm to +10 dBm.
• Resolution bandwidths available from 10 Hz to 10 MHz.
• Powered solely through USB, no external power supply needed.
• Powerful digital signal processing happens on the PC.
• Software and hardware included for one low price.
• Use our API (Application Programming Interface) to develop your own applications.
• Get started quickly by customizing the included open-source GUI.
• Digitized IF Data at 80 million samples per second.
• 27 MHz instantaneous bandwidth.
• Compatible with Windows 7/8 64-bit operating systems.
• USB 3.0 communications providing 140 MB/sec sustained throughput to PC.
• Measures under 9 inches long. 

2. SignalThinkRF - WSA5000 RTSA: Real-Time Bandwidth (RTBW) up to 100 MHz

Features :

• Frequency Range from 100 kHz to 8, 18, or 27 GHz
• Real-Time Bandwidth (RTBW) up to 100 MHz
• Probability of Intercept (POI) as short as 1.02 μs
• Spurious Free Dynamic Range (SFDR) up to 100 dB
• Flexible 10/100/1000 Ethernet interface for direct connection to laptop or network access without any additional hardware
• DSP filtering and decimation
• Real-time FPGA triggering for detection of elusive, time-varying signals
• Waveform recording and playback
• Open APIs for use with Python, MATLAB, C/C++
• Standard protocols SCPI & VRT to facilitate quick integration and interoperability
• Interface with external digitizers for real-time bandwidth of up to 160 MHz

3. REI - OSCOR Green and HGO-4000

OSCOR Green Features :

• Fast: scans 24GHz in 1 second ensuring spectrum activity is captured (2,000,000 data points per second)
  
• Does not require additional antennas: built-in auto switching antenna system to 24 GHz means no additional antennas or cables are required
  
• Touch screen pan, zoom, drag and move
  
• Portable and lightweight: weighs only 9.6lbs/4.4kg
• 2-3 hour run time on battery
  
• Quickly identify localized RF energy transmissions
  
• Easily Map RF Traces: Reference and target traces are quickly captured, stored, and compared (including differences) for rapid analysis
  
• Quickly Generate Signal lists
• Spectrogram (Waterfall) Display generates spectrogram of receiver traces over time
• Provides bench-top Spectrum Analyzer capabilities in portable design
• Built in demodulators: AM, FM, SSB, Sub-carrier, and video (displayed on screen)
• IF output, 25MHz wide centered at 75MHz
• Update trace snap shots while simultaneously demodulating
• Touch screen interface
• Built-in software (no separate laptop required)

HGO-4000