Rohde-schwarz- Signal Analyzer (Model:R&S®FSQ)

Key Facts

Features & Benefits

• Excellent RF performance for demanding applications

  • Outstanding RF features
    • 84 dB ACLR for 3GPP with noise correction
    • 77 dB ACLR for 3GPP multicarrier signals (four adjacent carriers)
    • TOI > +20 dBm, typ. +25 dBm
    • 1 dB compression +13 dBm
    • Displayed average noise level (DANL) typ. –173 dBm using noise correction (1 Hz bandwidth) and R&S^®FSU-B24 preamplifier
    • Phase noise –160 dBc (1 Hz) at 10 MHz carrier offset
    • Phase noise –133 dBc (1 Hz) at 10 kHz carrier offset

• Signal and spectrum analysis in a single instrument

  • Signal analysis with up to 120 MHz bandwidth
    • Signals from RF, analog or digital baseband
    • Up to 705 Msample (I and Q)
    • Low phase/frequency response
    • User-definable sample rate
  • Best signal fidelity for modulation analysis
  • Ready for analysis of multistandard, multicarrier transmitters

• Wide range of functions

  With its wide range of functions, the R&S^®FSQ is practically unparalleled on the spectrum analyzer market. Even the base unit includes all important functions.

  • Channel filters from 100 Hz to 5 MHz
  • RRC filters
  • 1 Hz to 50 MHz resolution bandwidth (RBW)
  • Number of measurement points/trace selectable between 155 and 30 001
  • Time-selective spectrum analysis with gating function
  • Up to 80 measurements/s in manual mode
  • SCPI-compatible GPIB command set
  • GPIB command set compatible with the R&S^®FSE/R&S^®FSIQ and legacy HP spectrum analyzer
  • Fast ACP measurement in time domain
  • Statistical signal analysis with CCDF function
  • RMS detector
  • Transducer factor for correcting antenna or cable frequency responses
  • Harmonic distortion measurement function
  • Spurious emission measurements with up to 100 001 points, in up to 20 segments
  • External reference from 1 MHz to 20 MHz in 1 Hz steps
  • LAN interface 100BaseT (1 Gbit)
  • 16 Msample I and Q memory

  Brief Description

  The R&S^®FSQ is the solution for all development and production measurement tasks. It offers very low phase noise, unsurpassed low residual EVM, a wide dynamic range and above-average accuracy, making it the ideal high-end measuring instrument for development applications, where tolerances and limit values must often be lower than defined in a standard.

  Specifications

  R&S®FSQ3	R&S®FSQ8	R&S®FSQ26	R&S®FSQ40
  Frequency range	20 Hz to 3.6 GHz	20 Hz to 8 GHz	20 Hz to 26.5 GHz	20 Hz to 40 GHz
  Reference frequency	aging: 1 x 10 –7/year, with R&S®FSU-B4 option: 2 x 10 –8
  Spectral purity
  Phase noise	typ. –133 dBc (1 Hz) at 10 kHz carrier offset, carrier frequency 500 MHz
  Distortion	1 Hz
  Sweep time
  Span >10 Hz	2.5 ms to 16 000 s
  Span 0 Hz (zero span)	1 μs to 16 000 s
  RBW	10 Hz to 50 MHz, FFT filter: 1 Hz to 30 kHz, channel filter, EMI bandwidth
  VBW	1 Hz to 30 MHz
  Display range	DANL to +30 dBm
  DANL (1 Hz RBW)
  1 GHz	typ. –158 dBm	typ. –155 dBm	typ. –156 dBm	typ. –155 dBm
  7 GHz	−	typ. –154 dBm	typ. –155 dBm	typ. –153 dBm
  13 GHz	−	−	typ. –151 dBm	typ. –151 dBm
  26 GHz	−	−	typ. –146 dBm	typ. –147 dBm
  40 GHz	−	−	−	typ. –141 dBm
  DANL with preamplifier ON (R&S®FSU-B25), 1 GHz, 1 Hz RBW	–162 dBm	–162 dBm	–162 dBm	–162 dBm
  Displayed averagenoise level with preamplifier ON (R&S®FSU-B24), 26 GHz, 10 Hz RBW	−	−	typ. –166	typ. –166 dBm
  DANL with preamplifier ON (R&S®FSU-B23), 26 GHz, 1 Hz RBW	−	−	–150 dBm	−
  Trace detectors	Max Peak, Min Peak, Auto Peak, Sample, RMS, Average, Quasi Peak
  Total measurement uncertainty, f < 3.6 GHz	0.3 dB
  Display linearity	0.1 dB (0 dB to –70 dB)