R&S®FSMR Measuring Receiver

One-box-solution for calibrating signal generators and attenuators

Characteristics

Frequency range

Measuring Receiver ModeSpectrum Analyzer Mode
R&S®FSMR3:100 kHz to 3.6 GHz20 Hz to 3.6 GHz
R&S®FSMR26:100 kHz to 26.5 GHz20 Hz to 26.5 GHz
R&S®FSMR43:100 kHz to 43 GHz20 Hz to 43 GHz
R&S®FSMR50:100 kHz to 50 GHz20 Hz to 50 GHz

Level

  • Linearity: 0.015 + 0.005dB / 10 dB
  • Level range: +10 dBm to – 130 dBm

Modulation measurements

Amplitude modulation Frequency modulation Phase modulation
Measurement range 0 to 100% modulation depth Max 500 kHz deviation Max 10 000 rad phase deviation
Modulation frequency 50 Hz to 100 kHz, usable to 50 Hz to 200 kHz, usable to 50 Hz to 100 kHz, usable to
Uncertainty 0.5 to 1.5% 1 to 3% 1%
Distortion 0.1% 0.1% 0.1%

Audio Filters

  • Lowpass 3 kHz, 15 kHz, 23 kHz, 100 kHz
  • Highpass 20 Hz, 50 Hz , 300 Hz
  • Deemphasis 25/50/75/750 μs
  • Weighting filters CCITT, CCIR unweighted

Audio Input

  • Input impedance 50 Ohm/1 MOhm
  • Level range up to 4 V
  • Frequency range 20 Hz to 1 MHz
  • Internal harmonic distortion 0.1%

Spectrum Analyzer

  • Spectrum Analyzer R&S® FSU