| Frequency range |
2 Hz to 44 GHz |
| Resolution bandwidths |
| Standard filters (-3 dB) |
1 Hz to 10 MHz |
| EMI filters (-6 dB) |
1 Hz, 10 Hz, 100 Hz, 200 Hz, 1 kHz, 9 kHz,
10 kHz, 100 kHz, 120 kHz, 1 MHz, 10 MHz |
| Detectors (receiver mode) |
max. peak, min. peak, quasi-peak, RMS, average, average with meter time constants (CISPR-average), RMS-average (CISPR RMS) |
| APD measurement function |
| Minimum amplitude probability |
10-7 |
| Maximum acquisition time |
120 s |
| Acquisition bandwidth (-6 dB) |
200 Hz, 9 kHz, 120 kHz, 1 MHz |
| Third-order intercept (TOI) |
| R&S®ESW8, R&S®ESW26, R&S®ESW44,
RF attenuation = 0 dB, level 2 × -15 dBm,
Δf > 5 × RBW, preselection off, preamplifier off |
10 MHz ‰¤ fin < 1 GHz, > +20 dBm, typ. 25 dBm |
| 1 dB compression |
| RF attenuation = 0 dB,
preselection off, preamplifier off |
fin ‰¤ 3 GHz, +15 dBm (nom.) |
| Preselection filters |
| Receiver mode status |
always on |
| Analyzer mode status |
on/off (selectable) |
| Number of preselection filters |
21 |
| Preamplifier (switchable) (1 kHz to 8 GHz) |
20 dB (nom.) |
| Displayed average noise level (DANL) |
| R&S®ESW8 (receiver mode, RF attenuation = 0 dB, termination = 50 Ω, logarithmic scaling normalized to 1 Hz RBW, RBW = 1 kHz, VBW = 1 Hz, +5 °C to +40 °C, preselection on, preamplifier on) |
| Receiver mode |
| Time domain scan |
| CISPR band B, 150 kHz to 30 MHz, RBW = 9 kHz,
measurement time = 100 ms, peak detector |
110 ms (total measurement time) |
| CISPR band B, 150 kHz to 30 MHz,
RBW = 9 kHz, measurement time = 1 s,
quasi-peak detector and CISPR-average detector |
2 s (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 120 kHz, measurement time = 10 ms, peak detector |
620 ms (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 9 kHz, measurement time = 10 ms, peak detector |
840 ms (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 120 kHz, measurement time = 1 s, quasi-peak detector |
80 s (total measurement time) |
| CISPR band C/D, 30 MHz to 1000 MHz,
RBW = 9 kHz, measurement time = 1 s, quasi-peak detector and CISPR-average detector |
67 s (total measurement time) |
| Total measurement uncertainty |
| Preselection off (10 MHz < f ‰¤ 3.6 GHz) |
±0.27 dB |
| Dimensions (nom.)
(W × H × D, including front handles and rear feet) |
462 mm × 240 mm × 504 mm
(18.15 in × 9.44 in × 19.81 in) |
| Net weight, without options (nom.) |
25.2 kg (55.56 lb) |
| Display |
30.7 cm (12.1"") WXGA color touchscreen |
| Resolution |
1280 × 800 pixel (WXGA resolution) |
| Data storage |
| Internal |
solid state disk ‰¥ 32 Gbyte |
| External |
supports USB 2.0 compatible memory
devices |
| Power supply |
| AC input voltage range |
100 V to 240 V |
| AC supply frequency |
50 Hz to 60 Hz/400 Hz |
| Max. input current |
7.3 A (100 V) to 4.6 A (240 V) |
| Power consumption |
| R&S®ESW44 without options |
200 W |
| R&S®ESW44 with all options |
300 W (meas.) |
![](javascript:addcart({"pid":1021,"pname":"Rohde & Schwarz FSL18 Spectrum Analyzer 9 kHz - 18 GHz","image":"/uploads/2019/06/rs_fsl18_pic2.png"})){kind=link}
![](javascript:addcart({"pid":1020,"pname":"Rohde & Schwarz FSL6 Spectrum Analyzer 9 kHz - 6 GHz","image":"/uploads/2019/06/rs_fsl6_pic2.png"})){kind=link}
![](javascript:addcart({"pid":1019,"pname":"Rohde & Schwarz FSL3 Spectrum Analyzer 9 kHz - 3 GHz","image":"/uploads/2019/06/rs_fsl3_pic2.png"})){kind=link}
![](javascript:addcart({"pid":1018,"pname":"Rohde & Schwarz FSL-series Spectrum Analyzers 9 kHz - 18 GHz","image":"/uploads/2019/06/rs_fsl-series_pic2.png"})){kind=link}
![](javascript:addcart({"pid":1016,"pname":"Rohde & Schwarz FSH20 Spectrum Analyzer 9 kHz - 20 GHz","image":"/uploads/2019/06/rs_fsh20.png"})){kind=link}
![](javascript:addcart({"pid":1015,"pname":"Rohde & Schwarz FSH13.6 Spectrum Analyzer 9 kHz - 13.6 GHz","image":"/uploads/2019/06/rs_fsh13.png"})){kind=link}
![](javascript:addcart({"pid":1014,"pname":"Rohde & Schwarz FSH8 Spectrum Analyzer 9 kHz - 8 GHz","image":"/uploads/2019/06/rs_fsh8.png"})){kind=link}
![](javascript:addcart({"pid":1013,"pname":"Rohde & Schwarz FSH4 Spectrum Analyzer 9 kHz - 3.6 GHz","image":"/uploads/2019/06/rs_fsh4.png"})){kind=link}
![](javascript:addcart({"pid":1012,"pname":"Rohde & Schwarz FSH-series Spectrum Analyzers 9 kHz - 20 GHz","image":"/uploads/2019/06/rs_fsh-series.png"})){kind=link}
![](javascript:addcart({"pid":1011,"pname":"Rohde & Schwarz FSC6 Spectrum Analyzer 9 kHz - 6 GHz","image":"/uploads/2019/06/rs_fsc6.png"})){kind=link}
![](javascript:addcart({"pid":1010,"pname":"Rohde & Schwarz FSC3 Spectrum Analyzer 9 kHz - 3 GHz","image":"/uploads/2019/06/rs_fsc3.png"})){kind=link}
![](javascript:addcart({"pid":1009,"pname":"Rohde & Schwarz FSC-series Spectrum Analyzer 9 kHz - 6 GHz","image":"/uploads/2019/06/rs_fsc-series.png"})){kind=link}
![](javascript:addcart({"pid":1008,"pname":"Rohde & Schwarz FPS40 Signal & Spectrum Analyzer 10 Hz - 40 GHz","image":"/uploads/2019/06/rs_fps40.png"})){kind=link}
![](javascript:addcart({"pid":1007,"pname":"Rohde & Schwarz FPS30 Signal & Spectrum Analyzer 10 Hz - 30 GHz","image":"/uploads/2019/06/rs_fps30.png"})){kind=link}
![](javascript:addcart({"pid":1006,"pname":"Rohde & Schwarz FPS13 Signal & Spectrum Analyzer 10 Hz - 13.6 GHz","image":"/uploads/2019/06/rs_fps13.png"})){kind=link}
![](javascript:addcart({"pid":1005,"pname":"Rohde & Schwarz FPS7 Signal & Spectrum Analyzer 10 Hz - 7 GHz","image":"/uploads/2019/06/rs_fps7.png"})){kind=link}
![](javascript:addcart({"pid":1004,"pname":"Rohde & Schwarz FPS4 Signal & Spectrum Analyzer 10 Hz - 4 GHz","image":"/uploads/2019/06/rs_fps4.png"})){kind=link}
![](javascript:addcart({"pid":1003,"pname":"Rohde & Schwarz FPS-series Signal & Spectrum Analyzers 10 Hz - 40 GHz","image":"/uploads/2019/06/rs_fps-series.png"})){kind=link}
![](javascript:addcart({"pid":1002,"pname":"Rohde & Schwarz FPL1007 Spectrum Analyzer 5 kHz - 7 GHz","image":"/uploads/2019/06/rs_fpl1007_pic2.png"})){kind=link}
![](javascript:addcart({"pid":1001,"pname":"Rohde & Schwarz FPL1003 Spectrum Analyzer 5 kHz - 3 GHz","image":"/uploads/2019/06/rs_fpl1003_pic2.png"})){kind=link}