Rohde & Schwarz FSMR3 Measuring Receiver 20 Hz – 3.6 GHz
Description
Rohde & Schwarz FSMR3 Measuring Receiver 20 Hz – 3.6 GHz has been specially designed to handle the measurement tasks involved in the calibration of signal generators and fixed or adjustable attenuators. It offers level calibration, accurate power measurements, modulation and audio analysis, and versatile, high-performance spectrum analysis.
MODEL SERIES OVERVIEW
FSMR-series Measuring Receivers 20 Hz – 50 GHz
Features
- Highly accurate level calibrator with wide measurement range from +30 dBm to –140 dBm
- Highly accurate level calibrator
- Modulation analyzer
- Audio analyzer with THD and SINAD measurement functionality
- Power meter for connection of R&S®NRP-Zxx power sensors
- High-performance spectrum analyzer
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Specifications
| Frequency range | 20 Hz to 3.6 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 |
| 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 |
| 26 GHz | – |
| 43 GHz | – |
| 50 GHz | – |
| 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 | – |
| f > 3.6 GHz,
with R&S®FSMR-B2 option |
– |
| 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 | typ. 130 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 | 14.6 kg (32.19 lb) |
