| Model |
R&S®FSMR3 |
R&S®FSMR26 |
R&S®FSMR43 |
R&S®FSMR50 |
| Frequency range |
20 Hz to 3.6 GHz |
20 Hz to 26.5 GHz |
20 Hz to 43 GHz |
20 Hz to 50 GHz |
| Reference frequency |
aging: 1 × 10-7/year, optionally 2 × 10-8/year |
| Absolute power measurement |
using R&S®NRP-Zxx power sensor or external power meters |
| Uncertainty |
with R&S®NRP-Z27/-Z37: 0.083 dB (up to 4.2 GHz, +15 °C to +35 °C) |
| Relative level measurement |
| Measurement range |
+30 dBm to -140 dBm, depending on frequency |
| Linearity
(+20 dBm to -140 dBm) |
±0.01 dB ± 0.005 dB per 10 dB step |
| AM modulation measurements |
| Modulation depth |
0 % to 100 % |
| Measurement uncertainty |
1 % of reading, 50 Hz to 50 kHz;
0.4 % of reading, 90 Hz to 150 Hz, in range from 5 % to 99 % |
| Modulation frequency |
10 Hz to 100 kHz |
| Inherent distortion |
0.3 % |
| FM modulation measurements |
| Frequency deviation |
max. 500 kHz |
| Measurement uncertainty |
1 % of reading, 50 Hz to 100 kHz |
| Modulation frequency |
10 Hz to 200 kHz |
| Inherent distortion |
0.1 % |
| φM modulation measurements |
| Phase deviation |
max. 10 000 rad |
| Measurement uncertainty |
1 % of reading, 50 Hz to 100 kHz |
| Modulation frequency |
10 Hz to 100 kHz |
| Inherent distortion |
0.1 % |
| Audio measurements |
| Frequency range |
DC, 20 Hz to 1 MHz |
| Level ranges |
0.4 V, 4 V |
| Measurement uncertainty |
1 % of reading, 20 Hz to 100 kHz |
| Spectrum analyzer |
| Frequency range |
20 Hz to 3.6 GHz |
20 Hz to 26.5 GHz |
20 Hz to 43 GHz |
20 Hz to 50 GHz |
| Resolution bandwidths |
10 Hz to 50 MHz; FFT filters: 1 Hz to 30 kHz; channel filters; EMI bandwidths |
| Video bandwidths |
1 Hz to 10 MHz |
| Displayed average noise level (RBW 1 Hz) |
| 1 GHz |
typ. -158 dBm |
typ. -156 dBm |
typ. -156 dBm |
typ. -156 dBm |
| 26 GHz |
- |
typ. -151 dB |
typ. -151 dB |
typ. -151 dB |
| 43 GHz |
- |
- |
typ. -140 dBm |
typ. -140 dBm |
| 50 GHz |
- |
- |
- |
typ. -133 dBm |
| Trace detectors |
Max. peak, min. peak, auto peak, sample, RMS, average, quasi-peak |
| Phase noise |
typ. -133 dBc (1 Hz) at 10 kHz from carrier, 640 MHz carrier frequency |
| Sweep time |
| Span > 10 Hz |
2.5 ms to 16 000 s |
| Span 0 Hz (zero span) |
1 μs to 16 000 s |
| Image frequency rejection |
| f < 3.6 GHz |
typ. 110 dB |
| f > 3.6 GHz |
- |
0 dB |
| f > 3.6 GHz,
with R&S®FSMR-B2 option |
- |
typ. 100 dB |
| Display |
21 cm LC TFT color display (8.4"") |
| Resolution |
800 × 600 pixel (SVGA resolution) |
| Pixel failure rate |
< 1 × 10-5 |
| Mass memory |
hard disk,
USB flash disk (not supplied) |
| Data storage |
> 500 instrument settings and traces |
| Temperature |
| Operating temperature range |
+5 °C to +40 °C |
| Permissible temperature range |
0 °C to +50 °C |
| Storage temperature range |
-40 °C to +70 °C |
| Climatic loading |
+40 °C at 95 % relative humidity
in line with EN 60068-2-30 |
| Power Supply |
| AC supply |
100 V to 240 V, 3.1 A to 1.3 A;
50 Hz to 400 Hz, class of protection I in
line with VDE 411 |
| Power consumption |
| R&S®FSMR3 |
typ. 130 VA |
| R&S®FSMR26, R&S®FSMR50 |
typ. 150 VA |
| Safety |
in line with EN 61010-1, IEC 61010-1,
UL 61010-1,
CAN/CSA-C22.2 No. 61010-1-4 |
| Test mark |
VDE, GS, CSA, CSA-NRTL |
| Dimensions (W × H × D) |
435 mm × 192 mm × 460 mm
(17.13 in × 7.56 in × 18.11 in) |
| Weight, without options, nominal |
| R&S®FSMR3 |
14.6 kg (32.19 lb) |
| R&S®FSMR26 |
16.5 kg (36.38 lb) |
| R&S®FSMR43, R&S®FSMR50 |
16.8 kg (37.04 lb) |
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