Nexus R-8

The RFeye® Nexus R-8 wideband receiver is the right choice for COTS boards aimed at rugged, deployed, real-time spectrum monitoring covering 9 kHz to 8 GHz frequency range with up to 100 MHz instantaneous bandwidth.


  • PCIe data plane
  • Fibre or copper interconnect
  • RFeye™ System Software
  • Conduction cooled assembly
  • Small form factor or VPX options
    *15 W typical power


  • Full data rate stream-to-host
  • Distributed receiver networks
  • Fast time-to-solution
  • Suitable for harsh environments
  • Network or rack-mount systems
  • Low SWaP foot print


Frequency range
9 kHz to 8 GHz

Front panel

RF inputs
3 x SMP connectors

RF input ranges

Ports 1 to 3
Switchable over entire range

Noise figures at maximum sensitivity

9 kHz to 0.1 GHz
10 dB typical
0.1 GHz to 2.4 GHz
6 dB typical
2.4 GHz to 6 GHz
7 dB typical
6 GHz to 8 GHz
8 dB typical

Phase noise

Receiver input at 1 GHz
-130 dBc/Hz at 20 kHz offset
Receiver input at 8 GHz
-121 dBc/Hz at 20 kHz offset

Signal analysis

Max. instantaneous bandwidth
100 MHz
Tuning resolution
1 Hz

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